IAIEducationalConference
OrganizedbyCode(alpha/numeric)
CODE
ART-144
ART-228
ART-258
ART-271
ART-507
BIS-169
BIS-170
BIS-175
BIS-214
BIS-220
BIS-229
BIS-247
BPA-510
BPA-511
BPA-512
BPA-513
BPA-514
BPA-515
BPA-516
BPA-517
BPA-602
LectureAbstracts
PresenterLN
Abstract
ThePresentationwillfocusonthestepsthatoccurfromthetimeaCompositeDrawingrequestis
submittedtotheforensicartist,tocourttestimonyandconviction.ManyCompositeDrawingsnevergo
pastthepolicebulletinstages.Howeverthosecompositesthatassistintheidentificationofasuspect
requireanumberofadditionalinvestigativestepstoprovetheguiltofasuspect.Thelecturewilltalkabout
ForensicArtandInvestigations:PuttingTogether additionalinvestigationandevidencesuchassearchwarrants,photolineups,livelineups,DNA,
Lynch
thePieces
fingerprints,videoandwitnessidentification.Iwillalsodiscusswhycertainpiecesofevidencearestronger
thanothersandwhymultiplepiecesofevidencetogethermakeforastrongercourtcase.Thispresentation
isfortheforensicartistwhodoesnothaveaninvestigativebackgroundandhasalwayswonderedwhat
occurswiththeircompositeafteritisgiventotheinvestigatorbutisopentoallmembersoftheIAIwho
arecurioushowcompositesworkwiththeirdiscipline.
Thislecturewilldiscussaforensicfacialreconstructioncompletedbythepresenterin2017.Thevictim's
skull,lodgedincement,waslocatedbyacyclistonthesideofamainhighwayinNewYorkstate.Whenthe
skullwasremovedfromthecementbythemedicalexaminer,animpressionofthevictim'sfacewas
AnImpressionLeftBehind:ArtisticallyIdentifying
Gruttadaurio
present.Aforensicfacialreconstructionwascompletedfromtheskullandquicklyrecognized;an
theVictimofaHomicide
identificationwasmade.ThislecturewilldiscussnotonlythereconstructionbytheForensicArtist,butalso
themulti-disciplinarycollaborationthattookplace,andtheuniquenessofthecementimpression.No
recordingallowed.
Technologyincommunication,visualartsandsciencehavemadehugeadvancementsinthelastfew
decades.IstheretechnologythatcanbeusedinanyoftheForensicArtgenresthat:willnotlimitthe
ComputerGeneratedModelingforForensicArt forensicartist,willmeettheevidentiarystandardsforcourt,andmostimportantly,makeapositive
Messick
differenceininvestigators'cases?Thislecturewillcoverconcernsandexplorethebenefitsandlimitations
ofcomputer-generatedmodelinginforensicart.Norecordingallowed.
ThisstapleoftheIAIagendaisalecturesessionthatallowspracticingForensicArtiststomakebrief
presentationsaboutinterestingcasesforthepurposesofsharing,learningandquestioning.Apresenter
mayhighlighta"hit,"explainatechnique,askforguidancewithachallenge,showthevarietyofwork
IHadaForensicArtCase
Birdwell
his/heragencyoffers,etc.AnoverviewofForensicArtgenreswillberepresented,notsolelycomposite
drawings.Thisforumencouragessharingandaskingquestionsopenly.Thisisaperfectopportunitytohear
whatothershavebeenworkingon,shareincolleagues'successes,orencouragethemthroughadifficult
casescenario.Norecordingorphotosofcaseworkwillbeallowed.
ForensicArtiststhroughouttheworldcreatecompositeimagesinvaryingmanners,eachhavingadvantages
anddisadvantages.Butit’spossibletocombinedifferentmethods&media–freehand,digitaldrawing,2-D
picturesand3-Dmodels,etc.–tocreateeffectiveforensicimagery.Thegoalistoutilizethememoryofthe
eyewitnesstocreateavalidlikenessoftheperson-of-interest.ThisisabigpartofwhatGermanForensic
ForensicArtServicesinGermany:HowOurTeam Artistsaretaught,alongwithinterviewingtechniques,principlesofproportion&aging,phenotypes,
Wortmann
Works
dealingwithtraumatizedwitnesses,simulatedcrimesandmore.Inordertoprofessionallyachievethebest
possibleresultshowever,continualstudyandcollectionofusableinformationworldwideisessential.As
such,SupervisoryCaptainWortmann'spresentationwillsharewithattendeesanoverviewofhisteam's
forensicartworknichewithintheworldofforensics.Further,Rainerwillbesupplementingthislecturewith
adigitalartworkshopatthisconference.
DispositionsareanimportantelementintheCriminalHistoryRecord(CHR).UsersoftheCHRneed
Dispositions:TheMissingPieceoftheCriminal
completeinformationinordertomakeinformeddecisions.Thispresentationwillshowdifferentmethods Tuttle
HistoryPuzzle
ofprovidingdispositionstotheFBI'sCJISDivision.
UsingNGItoLocatetheMissingandUnknown
ThispresentationwillinformtheaudienceofhowtheFBIcanassistwithmissingandunknowndeceased
Tuttle
Deceassed
individualinvestigationsbyusingtheNextGenerationIdentification(NGI)System.
NextGenerationIdentification(NGI),theFBI'scomputerizedrecordsystemrecentlybeganoperation.This
UnderstandingtheFBIIdentityHistorySummary newsystemhasresultedinseveralchangestotheIdentityHistorySummary(IdHS)(RapSheet).This
Knotts-Gladwin
overviewwilladdressthosechanges.
TheAFIS-operationinSwitzerlandisnotonlyusedasatoolbutasthemajorcornerstoneinallournational
fingerprint-relatedprocesses.Thus,theintroducingofanewAFISin2016openedfascinatingopportunities
AnewAFISisgoingoperational–thereismuch
likeanintegratedACE-V-documentationandflexibleworkflowsbutitraisedimportantchallengeslikean Glaeser
morethanonlytechnicalchanges
ISO-conformvalidationandmajorchangestoourprocess-es.Withthislecture,wewouldliketoshareour
initialideas,experiencesandlessons-learnedwiththefingerprintcommunity.
Acontinuingchallengewithidentityverificationistheover-relianceonknowledge-basedauthentication
andpoorinitialproofing.Weakpasswordsandlowlevelsofassuranceplagueonlinetransactionsand
In-personProofingandMulti-factor
createvulnerabilities.Inthissession,attendeeswilllearnofinnovativemethodstoensurereliableproofing Clancey
AuthenticationinSupportoftheIdentityLifecycle
anddiscussavarietyofmulti-factormeansthatpromoteandpropagatestrongidentityverificationand
authentication,eitherforonlineorin-persontransactions.
Theprocessofmatchingtattooshaslongbeenaphotographiccomparisonperformedmanuallybetweena
TattooComparison:Techniquesand
specificknownsubjectandsurveillance-typeimage.Nowwithadvancesintechnology,tattooscanbe
Deshpande
AdvancementinTechnology
comparedbothone-to-oneandone-to-manyinanautomatedsystem.Thispresentationwilldepict
examplesofeachmethodanddiscusstheimplicationsforthetechnology.
Amongthethreelatentprintcaseworkfactorsofaccuracy,timelinessandthoroughness,accuracyisalways
paramount.Thatleavestimelinessandthoroughnesstobebalancedaccordingtoavailablemanpower
LeveragingAFIStoHelpOptimizeLatentPrint
German
resources-andthoroughnessiswhatisusuallysacrificed.Thislecturewillpresentinformationabout
Workflow
leveragingAFISandAFIS-relatedtoolstohelpincreasemeaningfulthoroughness(notjustmore
comparisonswithoutidentifications)andsimultaneouslyprovidevaluablequalityassurancefeedback.
Gaziano
BloodstainPatternAnalysisDocumentation
TBA
Thepresentationwillexamineahomicidecrimesceneinwhichthevictimwroteasuspect'snameonawall
WritteninBlood:StagingofaHomicideCrime
intheirownblood.Photographsanddocumentswhichassistedintheinterpretationofthebloodstain
Wolson
Scene
evidencewillbepresentedanddiscussed.
Wolson
StandYourGroundCasePresentations
TBA
Graff
ContextBiasCaseStudy
TBA
Thislecturewilladdresstheprocessthatananalystemployswhenexaminingbloodstainpatternsand
bloodstainpatternanalysisscenes.BecauseaBPAsceneisoftencomplexandrichwithcontextual
MethodologyandBiasinBloodStainPattern
Latham
information,theanalystmusttakecautiontominimizetheeffectthatbiasmayunknowinglyplay.This
Analysis
lecturewilldiscussbothcontextandconfirmationbias.Examplesofthesetypesofbiasesandtheir
applicationtoforensicsingeneralandbloodstainpatternanalysiswillbeexploredanddiscussed.
ReconstructionofBloodstainImpactPatterns:
TBA
Gaziano
ErrorRateResearchProject
MannerandCauseofDeath?BloodStainPattern TBA
Gaziano
AnalysisCaseStudy
Priest
BPACaseStudy
TBA
OSACupdate:BloodstainPatternAnalysis
TheOrganizationofScientificAreaCommitteeSubcommitteeonBloodstainPatternEvidenceUpdate
Wolson
Subcommittee
Title
2017
PresenterFN
Joseph
Danielle
Kirt
SuzanneLowe
Rainer
Susan
Susan
Christina
Axel
Patrick
Kaustubh
Ed
Calvin
Toby
Toby
Iris
Holly
Calvin
Calvin
Jon
Toby
IAIEducationalConference
OrganizedbyCode(alpha/numeric)
CSI-059
CSI-075
CSI-105
CSI-136
CSI-146
CSI-152
CSI-202
CSI-268
CSI-269
CSI-273
CSI-280
CSI-606
DIG-088
DIG-116
DIG-248
DIG-257
DIG-603
FAC-122
LectureAbstracts
ThispresentationwillfocusontheresponseoflocallawenforcementCrimeSceneUnitpersonneltomajor
incidentsincludingmasscasualtiesandOfficerInvolvedShootings.Thepresentationwillincludeguidelines
onpropercrimescenemanagement,logisticalconsiderations,andtheemotionalaftermathspecifically
CrimeSceneResponsetoMajorIncidents
Nolan
involvingCrimeScenepersonnel.AttendeeswillhearlogisticaldetailsregardingtheDallasOfficerInvolved
ShootingonJuly7,2016,theOrlandoPulseNightclubshooting,andvariousothermajorcrimescene
responsesthroughoutthecountry.
JodiAriaswasconvictedin2013ofthefirst-degreemurderofTravisAlexander.InJune2008,Alexander
wasfounddeceasedinhisshowerstall.Acamerafoundinthewashingmachine,apalmprintonthe
TheTravisAlexanderHomicideCase
bathroomwall,andhairfromthebathroomtiedAriastothescene.Arias’accountofheractionschanged Conner
severaltimes,endinginaself-defenseclaim.Casephotographs,interviewsofArias,trialtestimony,and
mediacoveragewillbereviewed.
OnOctober5,2012ten-year-oldJessicaRidgewaywasabductedfromthestreetnearherhomeduringher
morningwalktoschool.Twodayslaterherbackpackandclothingwasfounddiscarded.Aportionofher
remainswererecoveredonOct10th.,abandonedinaroadsideditch.DNAevidencerecoveredfromboth
TheInvestigationoftheAbductionandHomicide
Read
siteslinkedanunidentifiedmale.AnextensiveDNAmanhuntbegan.Over1200housesweresearched,
ofJessicaRidgeway
over700malesDNAsampleswerecollectedandanalyzed.Feelingtheunrelentingpressureinhis
neighborhoodandafterbeinginterviewed,17-year-oldAustinSiggconfessedtotheabductionandmurder.
Thepresentationwilltheoutlinethecase,themanhuntoperationandthecrimesceneforensics.
ProposedTitle:CrimeSceneManagementUndertheMicroscope:TechniquesforHandlingMass-Shooting
EventsandotherPubliclyScrutinizedCrimeSceneEvents.Large-scalecrimescenes,particularlygruesome
CrimeSceneManagementUnderthe
ones,heightenpublicscrutinyregardingmanagementdecisions.Assuch,greaterattentionisrequiredto
Microscope:TechniquesforHandlingMassPettolina
processthem.Ourpresentationoffersbestpracticesforleadershipandtechniquesforthesescenarios,
ShootingEvents
focusingonlessonslearnedfromrecentmassshootings.Wewilldiscusserrorstoavoidinthesescenarios,
bothon-sceneandbefore/duringcourtroomtestimony.Wewillconcludewithpotentialmentalimpact(s)
oncrimesceneworkersandtechniquesforemotionalsupportandburnoutprevention.
Thispresentationwillhighlightbasicintroductionto“Drone”mappingofoutdoorscenes.Dronemapping
DroneMappingofCrimeScenes
canoffer2Dor3Drenderingofyourscene.Theattendeeswillbeshownhowthedatacouldbecollected, Allard
processed,andviewedforcourtroompresentation.
Thispresentationwillpresentpracticalinstructionregardingcourtroomtestimonyforcrimescene
investigators.Itwilldrawfromthebook,"EffectiveExpertWitnessing"5theditionbyJackMatson,atext
CourtroomTestimonyforCSIs
Nolan
requiredforIAICertificationasaSeniorCrimeSceneAnalyst.Thislecturewillfocusnotonlyonpractical
courtroomtestimonytechniques,buthowtodevelopaneffectivecourtroomtestimonytrainingcurriculum
forcrimesceneunits.
July16,2008wasjustanotherdayasaCrimeSceneInvestigatorfortheOrangeCountySheriff’sOfficein
CaseofCayleeAnthonythruForensics
Orlando,Florida.Thiscasewasverychallenging,becausewascoveragebythelocalmedia,nationwideas
Bloise
Investigations
wellasinternationally.Theexperienceofhavingthiscasegoesfromtherescueofamissingchild
investigationtoaforensicsinvestigation.
Thecrimesceneinvestigatoristaskedwiththecoordinationofmanyproceduresandscientifictechniques
inanuncontrolledenvironmentwhereeveryactionhasconsequences.Trainingtocompetencyinsuch
BuildingtheCrimeSceneInvestigator:Training
McDonald
technicalskillsshouldengagethestudentinpracticalapplicationinasrealisticofanenvironmentas
MethodologiesforRealWorldSuccess
possibleinorderto“trainasyoufight”.Thispresentationwillexaminecomprehensivetraining
methodologiesthatprepareinvestigatorsfortheactualjobtaskstheywillfaceinsidetheperimetertape.
Today'scrimesceneisalmostguaranteedtocontaindigitalevidence.Howareyou(andyourdepartment)
preparingtohandleit?Thislecturewilldiscusstraditionaldigitalevidence,today'schanges,andhowyour
TheDigitalAspectofYourForensics
traditionalcrimesceneactivitiesarealsochanging.Today,photography,video,andevendiagrammingare Hoover
linkedtothedigitalside.Thisclasswilldiscusshowwecanhelpeachotherwithoutsteppingallovereach
other.
SceneofCrimeOfficer(SOCO)suitsarestandardprotectionformajorscenestopreventcontamination
frombothDNAandtraceparticulatesbutwhatifwearecontaminatingoursuits?Thispresentationwill
AreWeContaminatingOurSceneofCrimeSuits? outlineaseriesofstudiesthathaveidentifiedthattransferoffibresfromSOCO’sclothingtotheoutsideof Gwinnett
thesuitsoccursduringdonningandthatthesesubsequentlypersistlongenoughtoenterthesceneof
crime.Suggestionsofhowtoreducethiscontaminationwillbediscussed.
Capturingthefingerprintfromarecentlydeceasedpersonisnotabigproblem.Thechallengestartswhen
theprocessofrigormortishasbegun.It’snottoooftenthatforensicexaminershavetoprocessseverely
Let'sfingerprintthatdeadbody
degradedcorpses.Therefore,itisimportanttoexchangeinformation,learnfromtheexperienceofother Aebersold
examiners.Thepresentationcoversapproachesusedtocapturefingerprintsfromacorpsesatdifferent
stagesofdecomposition(inSwitzerland),alongwithexamplesofrealcases.
Miller
OSACUpdate:CrimeSceneSubcommittee
TheOrganizationofScientificAreaCommitteeSubcommitteeonCrimeScenesupdate
ThispresentationisdesignedtoprovideanoverviewanddemonstrationoftheFBI'scurrentDigital
AutomotiveImageSystem(DAIS).Thecommissionofcrimesandterroristactsfrequentlyinvolvetheuseof
somekindofmotorvehicle.Havingquickaccesstoimagesofknownvehiclesthroughasearchable
TheDigitalAutomotiveImageSystem
databasecanimprovethechancesofeyewitnessandinvestigator'sidentificationofthemakeandmodelof Iber
thesuspect'svehicle.TheDAISsoftwareisaninvestigativetoolsupportedandprovidedbytheFBI's
ForensicAudio,VideoandImageAnalysisUnit.ThissoftwareisdistributedatnocosttoFederal,Stateand
LocalLawEnforcementAgenciesinNorthAmerica.
ThispresentationwillprovideanoverviewofrecentactivitiesoftheOfficeofScientificAreaCommittees
(OSAC)SubcommitteeonVideoImagingTechnologyandAnalysis(VITAL).Itwillfocusonchangesthat
UpdatefromOSACSubcommitteeonVideo
Kriigel
occurredsincethe2009NASReport,theroleoftheSWGs,eventsaroundSWGIT’sceaseofoperations,
ImagingTechnologyandAnalysis(VITAL)
SWGDE,andhowOSACandVITALcameintobeing.CurrentworkofVITALonDigitalVideoRecorders,
VideoAnalysis,andLatentPrintPhotography.
TheOrganizationofScientificAreaCommittees(OSAC)forForensicScienceispartofaninitiativebyNIST
andtheDepartmentofJusticetostrengthenforensicscienceintheUnitedStates.Theorganizationisa
collaborativebodyofmorethan500forensicsciencepractitionersandotherexpertswhorepresentlocal,
OSACDigital/MultimediaScientificArea
state,andfederalagencies,academia,andindustry.OSACsupportsthedevelopmentandpromulgationof
VorderBruegge
CommitteeUpdate
forensicscienceconsensusdocumentarystandardsandguidelines,andtoensurethatasufficientscientific
basisexistsforeachdiscipline.ThispresentationwillbringIAIConferenceAttendeesanupdateonthe
latestprogressoftheDigital/MultimediaSAC,whichincludesDigitalEvidence,FacialIdentification,
Video/ImagingTechnologyandAnalysisandSpeakerRecognition.
AninformationsessionforanyoneinterestedincompletingtheIAI'sForensicVideoExamination
InformationSession:TheForensicVideo
Meline
Certification.Topicscoveredwillincludechangestothetestwithinthelastyear,updatestoreference
CertificationExam
material,andtipsforpreparation.
Watson
OSACupdate:DigitalEvidenceSubcommittee
TheOrganizationofScientificAreaCommitteeSubcommitteeonDigitalEvidenceUpdate
OverthelastyearFISWGandtheOSACFacialIdentificationSubcommitteehavestartedtopublishkey
documentationforfacialexaminationusagethroughtheASTM(www.astm.org)process.Inadditionto
thesedocuments,FISWGandOSACarecontinuingtoworkonotherkeyareasofinterestbroughttothe
FISWG/OSACSystemsGroupUpdate
Gieselman
forefrontthoughtthesetwokeygroups:ACE-Vframeworks,ImageanalysisinsupportofACE-V,Image
processingforsearching,and3Dposecorrection.Thispresentationwillgiveasummaryofthisworkand
willgatherIAIbasedcommunitycommentsonwhereotherfocusareascanbeinvestigated.
2017
Jonesta
Heather
Tim
Maria
Michael
Jonesta
Gerardo
Ted
Jerry
Claire
Kurt
Marylin
Christopher
Carl
Richard
Kimberly
Steve
Neal
IAIEducationalConference
OrganizedbyCode(alpha/numeric)
LectureAbstracts
ThispresentationwillprovideanoverviewofrecentactivitiesoftheOfficeofScientificAreaCommittees
OSACFacialIdentificationSubcommitteeUpdate (OSAC)SubcommitteeonFacialIdentification(FI).Itwillfocusonchangesthatoccurredsincethe2009NAS
Sims
2017
Report,theroleoftheFacialIdentificationScientificWorkingGroup(FISWG)inrelationtoOSACFI,andthe
currentworkofOSACFISubcommittee.
Facecomparisonsarebecomingmorewidespreadandtrainingisneeded.TheFBICJISDivisionoffersa
IntroductiontotheFBI'sFaceComparisonand
FAC-171
Pastorial
trainingclasstohelppreparetheexaminer.Thislecturewillintroducethetrainingcourseandgivethe
IdentificationTraining
futurestudentalookintowhatiscovered.
VideoAnalysistechnologyhasbeenconstantlyimprovingfromthedaysoffilmandVHStotoday’sdigital
recordings.Featuressuchasframeaveragingandimagestabilizationhavebecomecommon.Likewise,
FacialRecognition(FR)technologyhasimprovedovertimefromitsbeginningsofone-to-oneverificationof
standardizedphotostoone-to-manymatchingwithuncontrolled,surveillancestyleimagery.Featuressuch
asfacematchingarenowbeingjoinedbybody,clothingandobjectmatchingaswell.ByfusingVideo
FAC-230 FusionofFacialRecognitionandVideoAnalytics AnalyticswithFacialRecognition,wenowhavethetechnologyselectallfacesfromavideo,previouslya
Spaun
time-consumingmanualprocess.Isolatingbodiesandclothingallowsforadditionalrecognitioncapabilities,
necessarywhentheindividualmaybewearingamaskortheirfaceisturnedoutofview.Individualscanbe
matched,taggedwithanidentity,andtrackthroughoutmulti-camerainstallations.Thispresentationwill
discussacaseexampleutilizingsuchtechnologyanddiscusstheimplicationsforfuturevideoandFRjoint
analyses.
ThislecturewillpresentsomeoftheearlystepsbeingtakentowardestablishmentofFacialRecognition
(FR)andFacialIdentification(FI)certification.FRandFIexaminationshavebeenarealityingovernment
FacialRecognition/FacialIdentification
FAC-245
German
agenciesformanyyears.Justashasoccurredwithotherforensicspecialties,thereisaneedfora
CertificationPlans
certificationprogramtohelpensureprofessionalcompetencyinaccordancewithOSAC,FISWGandother
standardsandguidelines.
ThislecturewillpresentdetailsaboutworkbeingdonebetweentheIAI,OSACandFISWGtocreateaFace
Sourcebook.AswithsimilarSourcebooks,plannedchaptersincludeHistory(includingface,ear,andeye
FacialRecognition/FacialIdentification
manualclassificationsystems),AnatomyofAdultFacialSkinandEyes(includingscientificbasesfor
FAC-246
German
Sourcebook
individuality),ImageCaptureofFacesandEyes,AutomatedFR,Automatedmulti-modalsystems(including
irisandfingerprint),FRScreeningandExaminationMethodologies,FIExaminationMethodologies,and
more.
In2013,FISWGapprovedtheFacialImageComparisonFeatureListforMorphologicalAnalysisdetailingthe
featuresinthefacethatmustbecomparedwhenvisibleintheimageswhenconductingacomparison.This
IntegratingtheFISWG/OSACMorphological
lecturewillworkthroughtheMorphologicalFeatureListandprovideinsightonhowtointegrateitintoa
FAC-254
Sims
FeatureListintoFacialImageComparisons
facialimagecomparisonusingachecklistofthefeatures.Thischecklistcanaidanexaminerduringthe
analysisandcomparisonphase,providingareliableguidingframeworkwhenconductingdifficult
comparisons.
Thefaceasoneofthemeansforhumanbio-metricidentificationhasbeenstudiedbyseveralscholarsin
thepast.Inadditiontobeingusedinhumanidentification,thefacecanalsobeappliedtoaidinthe
ApplicationofFaceAnalysisThroughBigCloud
FAC-256
Yu
interviewandinvestigationprocess.Byintegratingvariouspubliclyandsemi-publiclyavailabledata
DatabaseandArtificialIntelligence
sources,theauthorshereexploretheapplicationoffaceanalysisthroughbigclouddatabaseandartificial
intelligencetocriminalinvestigationandcounter-terrorism.
Inthispresentation,3M/Gemaltowilldiscusstheevolutionandaccuracyimprovementsthatfacial
recognitiontechnologyasawholehasachievedinthelast5+yearsleveragingNISTevaluationresultsfrom
ChangingthePerceptionofFacialRecognition
FAC-272
Daniel
thepastandpresent.3M/GemaltowillalsoutilizemultiplefacialrecognitionusecaseswithinLaw
TechnologyinLawEnforcement
Enforcementandotherindustriestodisplaythewiderangeofapplicationsthatseparatethisunique
technologyfromotherbiometricmodalitiesinusetoday.
Today'ssmartphonesandtabletsarepowerfulplatformsforcomputing,sensing,andcommunicating.
Everyonehasone,wecarrythemwithuseverywherewego,andeveryyear,theygetmorepowerful.They
haveexcellent,high-resolutioncamerasforrecordingvideoorcapturingstillimages.Itisonlynaturalthat
UsingSmartPhonesandOtherMobileDevices wewanttousesmartphonesandtabletsforfacialrecognition.Thisisnoproblem,andis,infact,thenew
FAC-501
Dyer
forAutomatedFacialRecongnition
standardforlawenforcement,security,andaccesscontrol.Thistalkwilldescribeafewexampleappsfor
mobiledevicesthatimplementfacialrecognition.We'llexplorethealgorithm,device,andinfrastructure
requirementsformakingtheseappsworkwellinyourenvironment.Andwe'lltalkaboutsimpleideasfor
specificproblemslikematchingfacesatadistancewithamobiledevice.
Acomparisonbetweentwomethodsformakingfootweartestimpressionsispresented:therelativelynew
EverspryOutsoleScanner®andthemagneticpowdermethod.Forthemagneticpowdermethod,the
AnEvaluationandComparisonofEverspry
FWT-106
amountofgreaseandpowderappliedaredifficulttocontrolinordertomakeanoptimumtestimpression. Au
OutsoleScanner®andMagneticPowderMethod
Usingthisdigitaloutsolescannercanhelpcircumventthisproblem.Therearecertainadvantagesand
disadvantagesofeachmethodwillbepresented.
Infootwearmanufacturing,scraprubberisgroundandusedasfillerinpre-vulcanizedelastomer.These
particlesofgroundrubbergothroughasecondvulcanizationprocessinthemakingofanoutsole,and
becomeharderthanthesurroundingrubbermatrix,whichhasonlybeenvulcanizedonce.Astherubber
UnblendedFillersinFootwearManufacturing
FWT-132
outsoleerodes,theharderparticlesofrubberappearasraisedshapes,andshouldbeconsideredaccidental LeMay
CreateAccidentalCharacteristics
characteristics,whichassisttheexaminerinformingtheopinionofidentification.Thispresentation
includesanexplanationandillustrationsofthemixingprocess,examplesofgroundscraprubberusedas
fillerandashoeoutsolewiththesecharacteristics.
ThislecturewilldiscusstheAdidasBoost®materialandthesignificanceoffootwearimpressionsthat
containthismaterial.TheBoost®materialisnewtothefootwearindustryandiscomposedof
ThermoplasticPolyurethane(TPU)asopposedtothetraditionalEthyl-VinylAcetate(EVA).The
manufacturingprocessisdifferentandasaresulttheappearanceisdifferent.EVAtypicallyhasauniform
smoothappearance.Incontrast,TPUusedintheAdidasBoost®materialiscomprisedofhundredsof
individualpeasizedTPUcapsulesthatareplacedintoamoldandheatsteamed.Theresultisanoutsole
madeupofindividualTPUunitsfusedtogether.TheTPUunitsappeartobecomprisedofdifferentshapes
UsingtheAdidasBoost®MidsoleMaterialin
andconfigurationsthatarevariablebetweenoutsolesdespitebeingplacedinthesamemold.Althoughthis John
FWT-134
FootwearComparisons
isamidsolematerial,muchofitisexposedandvisiblewhenlookingatthebottomoftheshoe.Portionsof
theTPUmidsolecouldpotentiallybepresentinlatentfootwearimpressions.AretheseTPUcomponents
variableenoughtobeusedasaRandomlyAcquiredCharacteristicimpartedduringthemanufacturing
process?Thislecturewilldiscusstheimpactandweightthatcouldbeappliedtofootwearimpression
comparisonswiththismaterialbasedonresearchconductedwithshoescontainingtheBoost®midsole.
Disclaimer:Theopinionsorassertionscontainedhereinaretheprivateviewsoftheauthorsandarenotto
beconstruedasofficialorasreflectingtheviewsoftheUnitedStatesDepartmentoftheArmyorUnited
StatesDepartmentofDefense.
FAC-128
2017
Lora
Rachel
Nicole
Ed
Ed
Lora
Tianyin
Asraf
Doug
WaiSze
Jan
Jeremy
IAIEducationalConference
OrganizedbyCode(alpha/numeric)
HowDiscriminatingareClassCharacteristicsin
FWT-135 CalendaredOutsolesComprisedofRubberand
Textile?
Part2:Sizevariationsassociatedwiththe
FWT-156 differentmethodsofrecordingoutsole
impressions
LectureAbstracts
HowDiscriminatingareClassCharacteristicsAssociatedwithCalendaredOutsolesComprisedofRubber
OutsoleandTextileOverlays?FootwearmanufacturerssuchasTOMS®andSanuk®useamanufacturing
techniquewhichemploysdiecutoutsoleswithanoverlaymentoftextilematerial.Boththediecutand
textileoverlaymanufacturingtechniqueshavedegreesofrandomization.Inthediecutprocesstheoutsole
iscutwithametaldiefromalargesheetofpre-moldedoutsolematerial.Thespecificareasoftheoutsole
patternarerandomdependingwherethecutismadeandthereforetheelementsobservedinoutsole
designwillvarytosomedegreefromonetoanother.TheTOMS®andSanuk®modelsexploredinthis
presentationhavetextilesoverlaidandstretchedovertheoutsolematerialtocoverit.Eachelementofone
calenderedmaterialwillappeardifferentintheresultingimpressionbecauseoftheapplicationofthe
textiledesign.Forexample,theSanuk®hasacalenderedrubberdesignwhichincludesrepetitiveshapes.A John
textilewhichcontainsarepetitivepatternofholesisappliedovertherubber.Giventhesetwofactorsin
combination,therelativepositionoftheholesinthetextilematerialandthepositionofthedesignfrom
thediecutportionprovideanamountofvariabilityfromshoetoshoe.Howrandomarethese
configurationsandhowcanthatbeappliedinfootwearcomparisons?Whileitisstrongerevidencethan
justdesignandsizeisitstrongenoughtosupportanassociationaswithRandomlyAcquiredCharacteristics
(RACS)?Thislecturewilldiscusstheresearchthatwasconductedtoattempttoanswerthesequestionsfor
potentialapplicationinconductingfootwearcomparisonswhenfootwearimpressionsofthisnatureare
encountered.Disclaimer:Theopinionsorassertionscontainedhereinaretheprivateviewsoftheauthors
andarenottobeconstruedasofficialorasreflectingtheviewsoftheUnitedStatesDepartmentofthe
ArmyorUnitedStatesDepartmentofDefense.
Part2:Sizevariationsassociatedwiththedifferentmethodsofrecordingoutsoleimpressionsofreference
footwearforcomparisons.Thislectureisthefollow-upandconclusiontothepresentationperformedat
the2016IAIEducationalConferencebearingthesametitle.Sizedeterminationsoffootwearimpressions
areanimportantaspectofthegeneralfootwearexaminationschemeassignificantdifferencesinsizecan
instantlyexcludetheshoeashavingbeenthedonorofaparticularimpression.Thereareseveralcommon
methods/proceduresforrecordingtestimpressionstopermitathoroughcomparisonofthequestioned
impressionwithaknownshoe.Testimpressionsaregenerallycreatedonvarioustypesofsurfaceswith
somedegreeofforceappliedtoensureathoroughrecordingoftheoutsolecharacteristics.Variablessuch
assubstratecomposition,methodofgeneratingthetestimpression(e.g.walking,etc.),weightof
Koertner
individual,sizeoffootinrelationtotheshoe,etc.maycausevariationsintheoverallappearanceand
perceivedsizeoftheimpression.Althoughsuchvariationsareunderstoodbythepractitionercommunity,
significantefforthasnotyetbeendirectedtowardsquantifyingtheextentbywhichfootwearimpressions
mayvary.Overthepastyearfurtherdatawascollectedwhichwillexpanduponthepreliminaryexploration
ofwhichfactorsmaycausethemostvariationaswellastheextentofsuchvariations.FootwearExaminers
mayusethisinsighttoconsiderhowmuchtolerancetoallotwhenperformingsizedeterminationsbetween
questionedandknownfootwearimpressions.Disclaimer:Theopinionsorassertionscontainedhereinare
theprivateviewsoftheauthorsandarenottobeconstruedasofficialorasreflectingtheviewsofthe
UnitedStatesDepartmentoftheArmyorUnitedStatesDepartmentofDefense.
TheuseoftheACE-VmethodologyisappliedalmostuniversallybyLatentPrintExaminersthroughoutthe
worldwhenconductinglatentprintexaminations.However,infootwearexaminationsthereisno
prescribeduniversalmethodofconductingfootwearexaminationsforthecommunity.Thispanel
comprisedofFootwearExaminerswithvariousforensicbackgrounds(i.e.,LatentPrint,TraceEvidence,and
APanelDiscussionoftheApplicationofACE-V
Instructors)willopenlyanswerthequestionswhichwereformulatedpriortotheconferenceaswellas
FWT-189 andOtherComparisonMethodsinFootwear
Homer
discussfollowupquestionsfromtheaudience.Topicswillincludedocumentationoftheanalysisoflatent
Examinations
footwearimpressions,comparisonmethodsanddocumentation,articulationofconclusionsreachedduring
examinations,andverificationoffootwearexaminations.Thegoalisforthefootwearcommunitytobe
exposedtosimilaritiesanddifferencesintheexaminationprocessamongstFootwearExaminerstoidentify
gapsintheprocessandencourageimprovementtotheoverallprocess.
Aseriesoftestswereconductedtodetermineifimpressionsinsnowcouldberecoveredfrombeneath
subsequentsnowfall.Varioustechniqueswereevaluatedtodeterminewhichweremostsuccessfulin
Location,Recovery,andMetamorphosisofSnow
preservingthedetailoftheoriginalimpression.Itwasfoundthatasignificantlevelofdetailcouldbe
FWT-195 ImpressionsHiddenBeneathSubsequent
DeFrance
recovered.Thevarioustechniquesthatweretestedarediscussedandtheauthorsprovide
Snowfall
recommendationsontechniquestheyfoundtobemostsuccessful,whichinvolvedtheuseofcompressed
air.Theeffectofsnowmetamorphosisonthestabilityofsnowimpressionsisdiscussed.
Thispanelwillexaminehowfootwearimpressionevidencecanbeusedtoprovideactionableintelligencein
theinvestigativestageofacase.Topicstobepresentedinclude:1.AnintroductiontotheFBInational
AnIntelligenceApproachtousingFootwear
FWT-206
Gorn
footweardatabasefeasibilitystudy.2.Vendordemonstrationsofcurrentlyavailabledatabasesfor
ImpressionEvidence
determiningthemake/modelofanitemoffootwearthatcouldhaveleftasceneimpressionaswellas
scenelinking.3.PresentationsonfootwearintelligenceprogramsusedinEurope.
Thissessionwillincludeavarietyofcasestudiesonfootwear,tireandbarefootevidence.Presentationswill
CaseStudiesinFootwear,TireandBarefoot
FWT-207
beconductedbypractitionersanddemonstratehowtheseevidencetypeswerecollectedandutilizedfrom Gorn
Evidence
thecrimescenetothecourtroom.
Schallamachpatternsareformedthroughfrictionduringtheslidingofrubberonsmoothsurfaces.This
detailiscommonlydescribedaslookingsimilartofingerprintridgesandcanbeusedtoidentifythata
AdolfSchallamach-Theman,hisscienceand
FWT-208
particularshoewasthesourceofacrimesceneimpression.Thislecturewilltakeahistoricallookatthelife Gorn
wheretherubbermeetstheroad
ofAdolfSchallamachfromhisearlyyearsthroughtohispioneeringresearchandhowitappliestoforensic
footwearevidence.
AnoverviewisprovidedofexpertwitnesslegaldutiesandCriminalJusticeSystem(CJS)quality
ExpertopinionevidencebasedonnewCSI
requirementsinEngland(U.K.)whenprovidingexpertopinionevidencebasedonanewCSIscanning
FWT-215 scanningtechnology–legaldutiesandquality
technology.Itisgearedtowardsimpressionexaminers,crimesceneinvestigatorsandtheirmanagers.The Crabbe
requirements
analysisiscontributingintothedevelopmentofthe3D-Forensicssystem–amobilehigh-resolution3D
scanningsystemfortherecoveryandanalysisoffootwearandtiretrackimpressionevidence.
UsingalocalfootwearreferencecollectionisanintegralpartofafootwearcomparisonintheUKbutnot
DevelopingandUtilizingaLocalFootwear
widelyusedintheUS.Thislecturediscussessomeofthereasonsforthis,looksatsomelowcoststrategies
FWT-255
Kanaris
ReferenceCollection
fordevelopingoneatyouragencyandexploresthenumerousbenefitsofutilizingthemtoallowformore
accuratecomparisons.
Tiremoldsaremanufacturedusingvarioustechniquesthatmayassistthecrimesceneinvestigatorwith
identificationofthetire'sbrandandmoldtype.Treadpatternsmaybeventedwithmicroventsorusevent
FWT-264 TireMoldManufacturingTechniques
lesstechnology.Treadpatternscanbemoldedintwopiecemoldsorsegmentedmolds.Moldpitchesrange Dancy
fromonetofourinmostconsumertires.Pitchesmaybearrayedradiallyorfollowthetreadpattern
features.ThispresentationwillexploretiremoldmanufacturingandassistCrimeSceneInvest
Wediscussalgorithmicapproachesforidentifyingfeaturespresentinquestionedandknownfootwear
impressionsandforsummarizingfindingsofcomparisonsas'comparisonmetrics.’Wepresent
QuantitativeMeasuresforFootwearImpression experimentalresultsusingadatasetofground-truth-knownmatedandnon-matedfootwearimpressions.
FWT-292
Herman
Comparisons
Theapproachwillimproverepeatability,reproducibility,andaccuracyforimpressioncomparisons.The
methodscanaidfootwearexaminersprovidemorescientificallyvalidinformationforcourtcases,aswellas
improveintelligencegatheringinvolvingdatabasesearches.
2017
Jeremy
Anthony
Cindy
CharlesS.
Michael
Michael
Michael
Stephen
David
Joseph
Martin
IAIEducationalConference
OrganizedbyCode(alpha/numeric)
FWT-530 NikeCounterfeitFootwear
FWT-604 OSACupdate:FootwearandTireSubcommittee
GEN-027
ApplicationsofDNAPhenotypingtoCriminal
Investigations
GEN-047
TheImportanceofValidationinForensic
Laboratories
GEN-057
DegradationofmRNAintoothpulpduring
storageatroomtemperature.
GEN-076
MyExperiencesasaTVForensicConsultantfor
TVCrimeDramas
AmericanAcademyofForensicsSciences
GEN-102 StandardsBoard(ASB)FirearmsandToolmarks
ConsensusBody
GEN-133 WhyCan’tYouProvideNumbersLikeDNA?
GEN-148 Makingamorevisualidentificationreport
GEN-190
TheimpactofDNAWetSwabbingCollection
MethodsonLatentPrintEvidence
LectureAbstracts
Thislectureisstillpendinganofficialabstract,butwilldiscussthetopicofcounterfeitsfootwearfromthe
Boyer
perspectiveofamajorcompanyattemptingtocombatunauthorizedproductionoftheirdesigns.
TheOrganizationofScientificAreaCommitteeSubcommitteeonFootwearandTireTrackEvidenceupdate Johnson
DNAPhenotypingisarevolutionarynewforensicscapabilitythataccuratelypredictsancestryandphysical
appearancefromDNAevidence.Untilnow,DNAwithoutamatchhasbeenworthlesstoaninvestigation.
Armentrout
CapabilitiesoftheSnapshotDNAPhenotypingtechnologywillbediscussedandexamplesfromablind
evaluationstudyfundedinpartbytheNationalGeographicSocietywillbeshown.
Toexplainwhatmethodvalidationis,whyitisimportanttohavemethodvalidationineveryforensic
laboratoryevenifpublicationreferencesaretherequirementandnotmore,andhowtosetupamethod O'Neill
validationtoproperlydocumentfindingsforinspectionsandaudit.
DegradationofmRNAintoothpulpduringstorageatroomtemperature.ByTierneyMullaney,Kyla
Jorgenson,andRobertW.AllenSchoolofForensicSciences,OklahomaStateUniversity.Teethhavebeen
usedforyearsasameansofidentification,bothusingX-raycomparisonsaswellasusingteethasasource
ofDNAforanalysis.Inthisstudy,healthymolarsandpre-molarteethwereobtainedfrompatients
undergoingextractionfororthodonticpurposesandthetoothpulpwasusedasasourceofmRNA
representinggenesexpressedinteeth.WehavebeenstudyingthedegradationofmRNAindifferent
biologicalmaterialsinhopesofusingtranscriptdegradationasameansofestimatinghowoldan
evidentiarysampleis.Instudiesonblood,semen,andsalivastains,wehaveidentifiedclassesoftranscripts
thatexhibitdifferingratesofdecompositionthatmaybeusefultoestimatesampleage.Inasmuchasthe
questionofagealsoappliestoskeletalremains,weperformedaninitialanalysisofthetranscriptome
producedfromteethsubjectedtoaginginthelaboratoryfor42or90daysofstorage.RNAsequencing
Mullaney
(RNA-seq)onanIonTorrentPGMnextgenerationsequencingplatformwasperformedusingmRNA
extractedfromtoothpulpfromhealthyteethdonatedforthestudybyadultdonors.cDNAwasreverse
transcribedfrommRNAfromthepulp.15,289genetranscriptsweresequencedfromthetoothpulp.The
toothtranscriptomewasanalyzedattimezero(T0)andat42and90daysofstorageinthedarkatroom
temperature.Resultsshowedthatthenumberoftranscriptsdoesdecreasewithstoragetimeandthereisa
correlationwiththeT0abundanceofaparticularspeciesandhowlongitisdetectableduringstorage.
However,otherfactorsappeartoaffecttranscriptdisappearanceinasmuchassomemRNAsdisappear
quickly(within42days)eventhoughtheirabundanceishigh.Dataminingonthethousandsofsequences
producedfromtoothpulpisunderwaywiththegoalofbetterunderstandingmRNAdegradationinteethin
awaythatwillallowfortheestimationofsampleageinskeletalremainsrecoveredfromaclandestine
grave.
Forthepast17years,IhaveservedasforensicscienceconsultanttosuchtelevisionshowsasCSI:,CSI
Miami,Bones,RissoliandIsles,LawandOrder,Rosewood,andtheBlacklist.Throughtheuseofpersonal
Laskowski
storiesandvideoclipsfromsomeoftheseshows,thispresentationwillshowboththerealandfarcical
aspectstelevisioncrimedramas.
TheAmericanAcademyofForensicsSciencescreatedtheStandardsBoard(ASB)asaresponsetotheneed
forstandardizationfromtheforensiccommunity.Thiswasinlinewithrecommendationsinthe2009NAS
report.ItisnowworkingincooperationwiththeForensicsScienceBoardoftheOrganizationofScientific
Laskowski
Areas(OSACS).ThispresentationwilldiscusstheinceptionoftheASB,itslegalstatusasanentity,its
membership,itsmission,adiscussiononitsconsensusbodieswithparticularemphasisonthedisciplineof
firearmsandtoolmarks.
Asforensicexaminers,itisnotourjobtoassignguiltorinnocence,buttoprovidescientificallyaccurate
informationtoassistthetrier-of-factintheirdetermination.Manycriticsofourscienceclaimresultsstated
in“absolutes”lackthisscientificaccuracy.Therehasbeenanincreasingpushforexaminerstochange
verbiagefromusingdefinitivewordslike“individualization”,“matches”,and“totheexclusionofallothers”,
andinsteadprovideweighttoourresultsintheformofastatistic.TheLatentPrintcommunityhas
discussedtheuseofnumbersformanyyears,butuntilrecently,noUSlaboratoryhadimplementeda
statisticalmodeltoprovideweightedinformationtothecourts.Acommonlyencounteredjudicialquestion Hall
is“DNAanalysisprovideslikelihoodratiosandmatchprobabilities.Whycan’tyou?”Therewillbeanatural
tendencyforjurorstoincorrectlyparallelthestatisticsusedinDNAanalysistothoseinpattern
comparisons.Ifandwhenlatentprintexaminersbegintotestifyinaprobabilisticorstatisticalframework,
itwillbetheexaminers’responsibilitytoexplainthedifferentmethodsusedinformulatingthesestatistics.
Thepurposeofthispresentationistoprovideanunderstandingofthedifferencesbetweenthestatistics
usedinforensicbiologyandtheprobabilitiesyoumightfindinlatentprintexamination.
Allard
ThispresentationwillhighlightusingWORD&EXCELtocreateamoredetailedandfluidreportforcourt.
Thispresentationwilldiscussresearchperformedtoexplore(1)theimpactofDNAcollectionmethods(wet
swabbing)onsubsequentlatentprintprocessingofpaperitemsaswellas(2)theimpactofporouslatent
printprocessingonsubsequentDNAanalysis.Currently,unlessafoldorsometypeforcreasedareaexists
onapaperitemswheretargetedDNAswabbingcanbeperformed,investigatorsareencouragedoptfor
eitherlatentprinttestingorDNAtestingratherthanboth.Thispresentationwilldispelmythssurrounding Kupsco
thisissueandproviderecommendationsforlaboratorypolicy.Disclaimer:Theopinionsorassertions
containedhereinaretheprivateviewsoftheauthorsandarenottobeconstruedasofficialorasreflecting
theviewsoftheUnitedStatesDepartmentoftheArmyorUnitedStatesDepartmentofDefense.
TheColoradoBureauofInvestigationandAppliedResearchAssociatespartneredtoresearchtheveryreal
threatofclandestinelymanufacturedfirearmsbeingusedinthecommissionofcrimes.Thispresentation
GEN-201 Clandestine3-Dprintedfirearmsasevidence
Brezen
willdemonstratethemanufacture,firingandevidenceprocessingoffive3-Dprintedfirearms.Itisnota
matterofifyouwillbegintoseetheseweaponsinyourlaboratory,itiswhen.Getaheadofthecurband
findoutwhatadvantagesandhurdlesthisnewtypeofevidencehasinstoreforalllaboratorydisciplines.
TheabilitytoutilizeDNAinamannerrelevanttotheinvestigativetimelinehasbeenhinderedbylong
processingtimesandhighcosts.TheKauaiPoliceDepartmenthasimplementedtheuseoftheParaDNA
ImplementationandEarlySuccessofPresumptive
GEN-209
Regan
screeningsystemtoresolveandconnectcases,obtainwarrants,andtriagefurtheranalysis.Thesystem
DNAScreening
allowsforthetriageofsamplesandtheacquisitionofactionableintelligenceinapproximately75minand
atafractionofthecostoffullSTRanalysis.
WhileDNAtechnologieshaveadvancedsubstantiallyoverthepastseveraldecades,methodsusedto
determinethepresenceofaparticularbodyfluidhaveremainedstagnant.Outdatedtechniqueslimit
testingtothreefluidswhileknownfalsepositivesandsubjectiveinterpretationhinderconclusionsand
testimony.Thispresentationwilldescribeseveralemergingmethodsforbodyfluididentificationbeing
EmergingMethodsforImprovedBodyFluid
GEN-221
Diegoli
exploredattheDefenseForensicScienceCenterthatcouldcomplementorreplacethesetraditional
Identification
techniques,andhighlightoperationalconsiderationsfortheirimplementation.Disclaimer:Theopinionsor
assertionscontainedhereinaretheprivateviewsoftheauthorsandarenottobeconstruedasofficialoras
reflectingtheviewsoftheUnitedStatesDepartmentoftheArmyorUnitedStatesDepartmentofDefense.
2017
Marie-Ange
Matt
Stephen
Danielle
Tierney
Gregory
Gregory
Molly
Michael
Monica
Shanley
Stephanie
Toni
IAIEducationalConference
OrganizedbyCode(alpha/numeric)
GEN-222 TestingofAcceleratedNuclearDNAEquipment
GEN-225
EvaluationofanEnhancedSerologyScreening
Tool
GEN-237 CaseConsiderationsfromaDefensePerspective
Individualizationofpubichairbacterial
GEN-242 communitiesandtheeffectsofstoragetimeand
temperature
GEN-244 SufficiencyandRangesofConclusions
GEN-249
CollaboratingAcrossBorders:Creatingan
InternationalForensicEducationNetwork
GEN-250
AnExaminerSurveyintotheUseofMicroscopic
HairEvidenceinCasework
GEN-277
TheDistributionRegularityofInkDropletsIn
ContinuousInkjetPrintingDocuments
Wet-VacuumForensicDNASampling
GEN-283 DramaticallyIncreasesCapabilitiesToCollect
EssentialDNAMaterialAndSolveMoreCrime
GEN-289
GettingtheMostfromNIBINinSolvingCrimesof
GunViolence
GEN-291
ForensicApplicationofNext-Generation
Sequencing(NGS)
LectureAbstracts
TheAcceleratedNuclearDNAEquipment(ANDE™)wasdesignedtoautomaticallyprocessreferencebuccal
swabs,enablingnon-technicaluserstoobtainDNAprofilesrapidlyandwithoutlaboratoryequipment.The
originalANDE™BioChipSet™(BCS)withPowerPlex®16chemistrywasNationalDNAIndexSystem(NDIS)
approvedin2016.Furtherdevelopmentstothesystemhaveallowedanexpansionofthenumberofloci,a
reductionofthequantityofDNArequiredtoobtainaprofileusingaLowDNAContentBCS,andan
Olson
expansionofthesampletypesthatcanbesuccessfullyprocessed.TheDefenseForensicScienceCenterhas
performedtestingontheseexpandedcapabilitiesandwillpresenttheresults.Disclaimer:Theopinionsor
assertionscontainedhereinaretheprivateviewsoftheauthorsandarenottobeconstruedasofficialoras
reflectingtheviewsoftheUnitedStatesDepartmentoftheArmyorUnitedStatesDepartmentofDefense.
DNAexaminersatDFSCreceivevarioustypesofbiologicalevidence,sometimesinverylargequantities.
Thisrequirestheuseofscreeningmethodstotestforthepresenceofbiologicalfluidsandallowsthe
examinertomakeefficientdecisionsregardingwhatevidenceshouldmoveforwardforDNAtesting.The
currentscreeningmethodsforsemenandsalivautilizedbyDFSCaresemi-quantitative,introducing
potentialfalsepositivesandnotallowingforacorrelationbetweenbodyfluidpresenceandtheabilityto
Meyer
obtainaDNAprofile.Inanattempttoreducefalsepositivesandtodeterminethiscorrelation,a
quantitativemethodforscreeningbothsemenandsalivawasevaluated.Theserologyinstrumentisan
enhancedscreeningtoolthatprovidesquantitativevaluesforbothPSA(semen)andamylase(saliva).Itwas
evaluatedinfourphases:testingitssensitivity,specificity,assessingitsabilitytohandlemixedsamples,and
determiningthecorrelationbetweenthequantvalueoftheinstrumentandtheabilitytoobtainaDNA
profile.Theresultsofthisstudywillbediscussedindetailduringthispresentation.
Themajorityofmycourtroomappearancesthroughoutmycareerhavebeenfortheprosecution.However,
muchofmyprivatecaseworktodayisattherequestofthedefense.InthispresentationI'llbesharingboth
Black
goodandbadaspectsofsomedefensecasesI'veworkedoverthelastthreeyears.Mostoftheissues
involvedocumentation-orthelackthereof-andwilloffersomeguidancetoensureyourcaseworkwill
withstandscrutinyovertime.
Apotentialapplicationofmicrobialgeneticsinforensicscienceisdetectionoftransferofthepubichair
microbiomebetweenindividualsduringsexualintercourseusinghigh-throughputsequencing.Inaddition
totheprimaryneedtoshowwhetherthepubichairmicrobiomeisindividualizing,oneaspectthatmustbe
addressedbeforeusingthemicrobiomeincriminalcaseworkinvolvestheimpactofstorageonthe
microbiomeofsamplesrecoveredforforensictesting.Totesttheeffectsofshort-termstorage,pubichair
sampleswerecollectedfromvolunteersandstoredatroomtemperature(~20oC),refrigerated(4oC),and
frozen(-20oC)for1week,2weeks,4weeks,and6weeksalongwithabaselinesamplefollowedby
amplificationandsequencingoftheV3/V4regionofthe16SrRNAgene.Individualmicrobialprofiles(R2=
0.69)andgender(R2=0.17)werethegreatestsourcesofvariationbetweensamples.Becauseofthis
variation,individualandgendercouldbepredictedusingRandomForestssupervisedclassificationinthis Williams
samplesetwithanoverallerrorrateof2.7%+5.8%and1.7%+5.2%,respectively.Therewasno
statisticallysignificantdifferenceattributabletotimeofsamplingortemperatureofstoragewithin
individuals.Furtherworkonlargersamplesetswillquantifythetemporalconsistencyofindividualprofiles
anddefinewhethertransferbetweensexualpartnerscanbedetected.Forshort-termstorage(<6weeks),
themicrobiomerecoveredwasnotsignificantlyaffectedbythestoragetimeortemperature,suggesting
thatinvestigatorsandcrimelaboratoriescanuseexistingevidencestoragemethods.Disclaimer:The
opinionsorassertionscontainedhereinaretheprivateviewsoftheauthorsandarenottobeconstruedas
officialorasreflectingtheviewsoftheUnitedStatesDepartmentoftheArmyorUnitedStatesDepartment
ofDefense.
Thethresholdforsufficiencyinforensiccomparativescienceexaminationsisdifficulttodefine.The
examinationprocess,uniqueandrepeatablefeaturesinsources,levelsofdetailswithinimperfectimages
Vanderkolk
ofthosefeatures,measurementuncertainties,predictions,judgmentmaking,theSWGFASTSufficiency
GraphandtheQualityQuantityCurve,andwherethepotentialuseofexpandingrangesofconclusions
mighttakeuswillbediscussedbythepresenter.
Theneedforinternationalcollaborationinforensiccaseworktosharebestpracticeiswellrecognised.In
forensiceducation,thiscollaborationisstillinitsinfancy.ThispresentationwilloutlinealargeEUfunded
Gwinnett
projectwhichisdevelopingaforensiceducationnetworkacrossmultiplecountriestofacilitate
collaborativeresearchandprovideinternationalprogrammestocreateeffectivetransnational
investigators.ThiswillalsoincludethenextphaseofthisprojectwhichaimstoincludetheUSA.
Duetoinadequaciesinhistoricalhairexaminations,theuseofmicroscopichairevidencehasreduced
severely.Thismeansthatimportantquestionssuchas‘what’,‘where’,‘when’and‘how’areoverlooked.
Thispresentationwilldiscussthefindingsofasurveycompletedbyhairexaminers/researchers.Withinthis Wilkinson
survey,participantsareaskedabouttheevidentialuse,analyticalandinterpretationmethodsof
microscopichairevidence.Thefindingsofthissurveywillthenbeusedtoinformnewmethods.
Forgeryasacommontypeofquestioneddocumentcanbemadebyavarietyofmethods.Thisresearch
studiesthedistributionregularityoftheinkdropletsfromcontinuousinkjetprinteddocumentprintedby
commonbrandinkjetprinterstodeterminewhetheranamountofinkjetprintedpageswereprintedduring Huang
thesameperiodandprinter.Althoughtherearemanyfactorsinfluencetheresult,thisresearch
demonstratedthatmostsamplescouldbeidentifiedproperly.
Wheninvestigatorsareprocessingasceneoritemsinthelabforbiologicalevidence,choosingthemost
effectiveandappropriatecollectionmethodisessential.TheimportanceofDNAevidenceinsolvingboth
activeandcoldcasesiscontinuallyincreasing,andmuchofsocietyexpectsphysicalevidencesuchasDNA
profilestosupportanyprosecution.Wet-vacuumforensicDNAcollectionisbecomingthemethodtoturn Bradley
towhentraditionalmethodsfail.ThisnewmethodenablesinvestigatorstobettercollectDNAmaterial,
especiallyoffofroughand/orporoussurfaces,andoftenleadstostrongerDNAprofilesandmorecases
beingsolved.
TheATFNationalIntegratedBallisticInformationNetwork(NIBIN)isapowerfulleadgeneratingand
investigativetoolforthecrimelaboratoryandlawenforcementagencies.However,oftentimesthe
Graham
databaseisnotutilizedtoitsfullestpotential.SincereceivingitsfirstNIBINsystemtwoyearsago,the
presenter'sdepartmentasdevelopedateamworkapproachthathasbeensuccessfulinsolvinggun
violencecrimes.ExamplesandsuggestionsforeffectiveuseoftheNIBINsystemwillbepresented.
InitialstudieshavefoundthatNGShasthepotentialtoreplacecurrentmethodsinhumanidentification
andprojectthattheseNGStechniqueswillbeappliedinforensiclaboratoriesinthenearfuture.TheOffice
oftheChiefScientist(OCS)withintheDefenseForensicScienceCenterisleadingtheefforttobeoneofthe
firstlabsinthenationtoapplythisstate-of-the-arttechnologyinDNAanalysistoForensics.Toadvancethe
Okamoto
applicationofNGSinDNAcasework,OCShaspartneredwithleadersinindustry,joinedasmallgroupof
earlyadopters,andhasestablishedaNGSspecificlaboratoryhousingfourdifferentNGSplatformsfor
acceleratingtesting,researchandthetransitiontooperations.Thispresentationwillhighlightsomeofour
currentNGSevaluationefforts.
2017
Karen
Thomas
John
Diana
John
Claire
Laura
Juanjuan
Jared
Grant
Kazu
IAIEducationalConference
OrganizedbyCode(alpha/numeric)
GEN-503
LectureAbstracts
TherecentPCASTreportreflectedsomewhatharshlyonmanyforensicdisciplines,butweretheir
argumentsentirelywithoutmerit?Inthispanel,latentprint,footwear,andlegalperspectivesonthereport
TwiceBitten:Findingapathforwardinthewake
Eldridge
willbepresentedfollowedbyaninteractivediscussionbetweenthepanelmembersandtheaudience.
ofthePCASTreport
Bringusyourquestions,concerns,perspectives,andcollaborativespiritandlet’sforgeapathforward
together.
Therehasbeenagreatdealofrecentinterestinusing“blackboxand“whitebox”techniquestoevaluate
decisionsmadeinavarietyofforensicdisciplines.Thistalkwillhelpdissectthedetailsofconductingsuch
evaluations,whicharenotasdeceptivelysimpleastheyseem.
2017
Heidi
Blackboxevaluationsareconductedbyassessingtheexaminer’sdecisionwithoutregardtohowthose
decisionsaremade.Blackboxevaluationscanprovideausefuloverallunderstandingoftheaccuracy,
reproducibility,andrepeatabilityofthedecisionsmadeinresponsetoagiventask.Suchevaluationsdonot
attempttoassesshowaspecificexaminerperformsonspecificdata–butblackboxevaluationsarea
necessaryfirststeptowardssuchdetailedtests.Blackboxevaluationsprovideameansofquantifying
forensicexaminationsforwhichquantitativemodelsdonot(yet)existand,therefore,providebothan
interimsolutionwhilesuchmodelsareunderdevelopment,aswellasameansofvalidatingsuchmodels.
BlackBoxandWhiteBoxForensicExaminer
GEN-506
Evaluations-UnderstandingtheDetails
Conversely,whiteboxevaluationsareconductedtogainanunderstandingofhowandwhyexaminers
makedecisions.Whiteboxevaluationsaredetailedassessmentsofthebasesofexaminers’decisions,
focusednotjustontheenddecisionsbutthefeaturesandattributesusedbytheexaminersinrendering Hicklin
conclusions.Whileanalysesofblackboxresultsdealwiththeinter-examinervariabilityofdecisions,white
boxanalysesalsodealwithinter-examinervariabilityofthedetectionoffeaturesandotherattributes.
Austin
Thispresentationwilldiscusstopicsthatshouldbeconsideredinthedesignofblackandwhitebox
evaluations,including:
-representativenessofdata(dealingwithheteroscedasticdata,avoidingbiaseddataselection);
-assessingaccuracyvs.reproducibilityandrepeatability(methodsofmeasurement,dataselection
implications);
-testsize(precisionofmeasurement,measuringrareevents);
-theHawthorneeffect(dealingwiththedifferencesbetweenbehaviorintestsvs.operations,minimizing
differencesbetweentestandoperationalprocedures);
-measuringratesoferrorsandnonconsensusdecisions;
-dimensionsofexaminerskill(accuracyandeffectiveness).
GEN-605 OSACUpdate:FirearmsandToolmarks
Smith
TheOrganizationofScientificAreaCommitteeSubcommitteeonFirearmsandToolmarksupdate
RaisingtheFlagatGroundZero,isaniconicphotographtakenbyThomasE.FranklinoftheRecord(Bergen
County,NJ),onSeptember11,2001.ThepictureshowsthreeNewYorkCityfirefightersraisingthe
AmericanflagatGroundZerooftheWorldTradeCenter,followingtheSeptember11attacks.Theflag
camefromtheyachtStarofAmerica,ownedbyShirleyDreifus,whichwasdockedattheyachtbasinonthe
HudsonRiverattheWorldFinancialCenter.FirefighterscuttheyardarmofftheyachtwithaK-sawand
thentooktheflagfromtheyachttoanevacuationareaonthenorthwestsideofthesite.Theyfounda
poleabout20feetoffthegroundwhereitwasproadlydisplayed.ThecityofNewYorkthoughtithad
WednesdayBreakfastandKeynote:Forensic
possessionoftheflagaftertheattack,MajorRudolphGiulianiandGovenorGeorgePatakisignedit,andit
GEN-700 AnalysisandAuthenticationoftheMissing9/11
Schneck
flewattheNewYorkCityHall,YankeeStadiumandontheUSSTheodoreRoosevelt(CVN-71)duringits
FlagfromGroundZero,NewYorkCity,2001.
serviceintheMiddleEast.EvenaUSpostagestampwasprintedhonoringtheflag.However,whenthe
flagsownerpreparedtoformallydonatetheflag,itwasdiscoveredthattheoriginal3x5footflagwas
replacedbyalargerflaghoursafteritwasraisedandphotographed.TVshowssuchasLostHistoryhave
documentedthemissingflag.In2015anindividualbrieflyenteredafirestationinWashingtonState,
droppingoffwhathesaidwasthe9/11flagfromNewYorkCity.Thispresentationwilldiscusstheforensic
analysisconductedbytheauthorintheauthenticationofanAmericaniconwhichisnowondisplayatthe
NationalSeptember11MemorialMuseuminNewYorkCity.
TheNationalInstituteofJusticeistheresearch,development,andevaluationagencyoftheU.S.
DepartmentofJusticeandtheleadfederalagencyforforensicscienceresearchanddevelopment.NIJalso
NationalInstituteofJustice(NIJ)Updateson
administersprogramstoimprovelaboratoryefficiency,reducebacklogs,andprovidetechnicalassistance
IAI-251
ForensicScienceInitiativesandFunding
McGrath
toforensiclaboratories.ThispresentationwilldiscussNIJprogramgoals,updates,andfunding
Opportunities
opportunitiesaswellasNIJactivitiestoaddressrecentNCFSandPCASTrecommendations.NIJHomepage:
http://www.nij.gov/Pages/welcome.aspx
TheNationalCommissiononForensicSciencewasestablishedin2013byDOJinpartnershipNISTto
DOJ/NISTNationalCommissiononForensic
enhancethepracticeandimprovethereliabilityofforensicscience.AsaFederalAdvisoryCommittee,NCFS
IAI-252
McGrath
Science(NCFS)Updates
makesrecommendationstotheAttorneyGeneral.ThispresentationwillprovideupdatesonNCFSactivities
andrecommendations.
OSACupdate:FSSBOverview,PhysicsandPattern TheOrganizationofScientificAreaCommitteeupdateofactivitiesrelatedtotheForensicScienceStandards
IAI-600
Hicklin
SACupdate
BoardandthePhysicsandPatternScientificAreaCommittee.
IAI-650
Martin
CFSOUpdate
TheConsortiumofForensicScienceOrganizationsIAIRepresentativewillprovideanupdate
Thispresentationisaboutthedevelopmentofadecisionsupportindexforforensicidentificationmanagers
BridgingForensicScienceandManagement:the thattakesintoaccountvariouskeyfactors.Theultimategoalistoobtainanindexlinkingforensicscience
LLS-111 FORensicAssessmentofTechnologyEffectiveness andmanagement.Particularattentionwillbepaidtotheallocationofvaluestothevariousinformation
Beaudoin
index
enablingmanagerstomakeaninformeddecision.Authoralsoseekthehelpofparticipantsinorderto
assessthekeyfactorsvaluesviaanonlineSurvey.
Backlogsinmanyforensiclaboratoriesareamajorchallenge.Sometimes,thechallengemayseem
insurmountable.Growingbacklogsmayhinderinvestigations,enableperpetratorstogounapprehended,
TipsforReducingorEliminatingBacklogs–A
andtosomeextent,lowermorale.Basedonexperience,varioussuggestionsforovercomingbacklogswill
LLS-159
Springer
ProvenPath
bepresented.Althougheverylabandjurisdictionhasdifferentrealitieswhichdictatevariedapproaches,
manyofthepresentedmethodsmayeasilybeadaptedtoeachenvironment.Participantswillbe
encouragedtoaddideasfromtheirownexperience.
Igetit.Youworkforthegovernment.YouoperateundertheconstraintsofHumanResources’guidelines,
andsometimesyoufeellikeISOcorrectiveactionsarecomingfromeverydirection.Iknowwellthe
pressureofworkingwithinanaccreditedlaboratory.Iamdistinctlyawareofhowitfeelstooperateunder
thesupervisionofanon-technicaladministrativesupervisor(swornandcivilian).Unfortunately,Ialsoknow
howeasyitistodoleouttheblameforallofyourunit'sproblems.Wellfrankly,it’sdecisiontime.Youcan
CLEAR!Whump!AGAIN!Whump!Revivingthe
LLS-174
Smith
eitherwallowinyourownpity,oryoucanquitcomplainingandgetbusy!Ifyouareseriousabout
HeartofaManager
maximizingyourpotentialasasupervisor,ifyouareseriousaboutadvancingyourunitinsteadof
maintainingthestatusquo,ifyoujustwanttofeelthezealandexcitementofmakingadifferenceagain,
thenjoinmeforafastpaced,interactive,highlycontagiouslectureandlearnhowtotakechargeofyour
situation.Nothingisofflimits,andthereisnoneedtobringyourowntomatoes.Theywillbeprovidedat
thedoor!
Andy
William
Jonathan
Jonathan
Austin
Ken
Alexandre
Eliot
Ron
IAIEducationalConference
OrganizedbyCode(alpha/numeric)
LLS-239
LLS-259
LLS-282
LLS-285
LLS-300
LPD-086
LPD-109
LPD-157
LPD-164
LPD-178
LPD-183
LPD-184
LPD-193
LPD-194
LPD-200
LectureAbstracts
Accordingtomanystudies,thefearofpublicspeakingisgreaterthanthefearofdeath.Theseresultsmay
seemsurprising,butlet'sfaceit-eventhemerethoughtofspeakinginfrontofagroupcanbeterrifying.
Black
Thisshortpresentationwilloffersomeadvicetogiveyoutheconfidenceyouneedtobothaddressand
overcomeyourfear.
Theleapfrombenchexaminertosupervisormayfeeloverwhelming,especiallythefirstcoupleofyears.All
thegrandplansinyourheadprovetobemoredifficulttoimplement.Thechangefrompeertomanager
appearsconvoluted.Mostofall,jugglingpersonnelquirks,backlogs,accreditationrequirements,training,
WhenExaminersBecomeSupervisors–TheTrials
andbudgetsbecomesacircusactyou’renotsureyousignedupfor.Thepanelistswillsharetheirown
andTribulationsofYoungLeaders:APanel
Wortman
experiencesastheytransitionedfromexaminertoaleadershiprolewithintheirrespectiveagencies.
Discussion
Hopefullyaftertheopenandhonestdiscussion,otherscontemplatingand/ortakingthefirststepsin
leadershipwillunderstandtheyaren’taloneinthisdifficultpathandcantakeheartthatleadershipcanbe
atryingyetrewardingexperienceasyouguideaforensicunitinapositiveandfreshdirection.
Peopleoftendebatetheeffectivenessofdifferentleadershipstyles,particularlycontrastingthe“tough”
(brick)versusthe“tender”(velvet)leader.Thispresentationwilldiscusswhyyoushouldn’tbeallvelvetor
VelvetCoveredBrick
Reed
allbrick,butlearntocombineboth.Wewillexplorehowgenderstereotypesandemotionalintelligence
effectourabilitytofindtherightbalancebetweentoughandtenderaswellasdiscusspracticalwaysto
applytheseconceptstoimprovehowwelead.
Thewordcourageoftenconjuresupimagesofheroicactsorfamousiconsinhistory.Wethinkofcourage
asapersonalitytrait–youareeitherbornwithitoryou’renot.Thispresentationwillgiveadifferent
WhathavetheygotthatIain'tgot?Courage!
Reed
perspectiveoncourage.Wewilllookatcourageasaskillthatcanandmustbepracticedanddeveloped.
Wewilldiscussitsimportanceandhowyoucanapplyitineverydayleadership.
Developingtheindividualandtransformingtheindividual,doesthesametoolworkforboth?Whatisthe
differencebetweenmentoringandcoachingandhowcanyousuccessfullyutilizeoneorbothtoolseither
Mentoringvs.CoachinginDevelopingForensic
asamentorormenteetogrowpersonallyandprofessionally?Thesearequestionsthatwillbeaddressed O'Dell
Professionals
inthislecture.Thislecturewillalsoexplorethenewsocialnetworkingopportunities,andhowtoutilizethe
"newworld"inadvancingtheseexperiences.
ProcessingwithIndanedione:APracticalGuide:Thispresentationwillcovertheporouslatentprint
processingtechniqueIndanedione.DuringthecourseofthispresentationwewilldiscusswhatIndanedione
ProcessingwithIndanedione:APracticalGuide is,howitisused,andtheadvantagesofintroducingthischemicalintoyourworkplaceandyourprocessing Armstrong
routine.Note:thispresentationisgearedtowardsindividualsunfamiliarwiththeuseofIndanedioneasa
processingtechnique.
ThisstudyassessedtheimagequalityofprocessedfingerprintsusinganindustryapprovedNikonD80SLR
digitalcamera,fifteendifferentnon-porousfixedandnon-fixedsubstrates,andtwocolorsoffingerprint
powder.Traditionally,blackfingerprintpowderistheprimarychoiceforcrimesceneinvestigators.
However,withtheadventofincreasedqualityofdigitalmedia,theuseofwhitepowderwasconsidered.
AComparisonofImageQualityUsingBlack
Duringthecourseoftheresearch,itwasdiscoveredthattheuseoftheblackfingerprintpowderfor
versusWhiteFingerprintPowderonNon-Porous
Brown
substratesassociatedwithfingerprintprocessing,didnotproducethehighestqualityimagefor
Substrates
photography.Instead,thelesser-usedwhitefingerprintpowderproducedabetterresolutionofimage
qualitybasedonamultitudeofdifferentsurfaces.Thepresentationwilladdressthedifferentsurfacesand
showimagesandexplainthedifferenceinqualityforwhitevs.blackpowderwhendusting/photographing,
dusting/lifting,dusting/lifting/photographing,anddusting/lifting/scanning.
Inthislecture,Markwilldiscussexperimentalworkthatexaminesthecombinedimpactofhumidityand
CombinedTemperatureandHumidityControlto temperatureonthemolecularlevelprocessesthatoccurduringlatentfingerprintsfuming,withthegoalof
TuneLatentFingermarkDevelopmentby
creatingaprotocolthatcanbeusedbyforensicscientiststoreadilyimprovetheefficiencyandqualityof Dadmun
SuperglueFuming
fumedprints.Methodstoimprovethequalityoffumedagedprintsthatarebasedonourfundamental
understandingwillalsobepresented.
ThedevelopmentofInfrared(NIR)fluorescentfingerprintpowdershasshownpromiseinallowing
fingermarkstobeeasilyvisualisedonnotoriouslydifficultsubstratebackgrounds(patterned,coloured,
fluorescentandreflective).ThepreparationofNIRfluorescentwetpowdersuspensionshasalsobeen
AdvancesinLatentFingermarkVisualisationusing
King
exploredandresultsillustrateitshighsensitivityandabilitytodevelopmarkswheretraditionalpowder
InfraredFluorescentReagents
suspensionsstruggle.Forthefirsttime,theuseofNIRphosphorescencehasalsobeenexploredusinga
tailoredinorganicceramicthatpossessesexceptionalopticalpropertiesthatallowallconceivable
backgroundinterferencetoberemoved.
Whenachemical,biological,radiological,ornuclear(CBRN)eventoccursinwhichCBRNmaterialshave
contaminateditemsofevidence,traditionalforensics,suchaslatentprintexamination,stillneedstobe
PrintsofDarkness:anIlluminatingApproachto conducted.Inordertoperformthistasksafely,effectively,andefficiently,anappropriatelocationthat
Brillhart
RevealingLatentPrintsinaCBRNEnvironment
meetsthedemandoftheCBRNmaterialmustbeselected.BoththeFBIHazardousEvidenceAnalysisTeam
andAtomicWeaponsEstablishmentintheUnitedKingdomhaveprogramssetinplacetoperformthese
traditionalforensicsoncontaminatedCBRNmaterial.Thispresentationwilldiscusstheseprograms.
Inthepastdecade,importantchemicalsusedinprocessinglatentprintshavebeendiscontinued.There
havealsobeengiantadvancesinprocessingtechniquesthroughouttheworld.Overthepastcoupleof
FBIProcessingManualAdditions
Tom
yearstheFBIhasbeguntolookforandtestalternatives,replacements,andtweakstoformulasfoundin
theFBIProcessingManual.Thispresentationwalksthroughrecentinternalvalidationsconductedbythe
FBIandtheresults.
AfterthemanufacturingofArdroxP-133Dwashalted,areplacementwasneededtoreplaceitinRAM.A
SchoolofhARDROX9703:AnAlternativetothe
validationwasconductedonthesuitabilityofArdrox9703asa1:1replacement.Thispresentationlooksat Tom
DefunctArdroxP-133D
theresultsaswellasprosandconstovariousexperimentaldesignsusedthroughoutthevalidation.
ThislecturewillcoverhowtostructurevalidationstudiesinISO17025accreditedlaboratoriesaswellas
provideanexampleofarecentstudyconductedintheauthor’slaboratory.Adetailedpolicystructurewill
beprovidedtodeterminehowtoconductvalidationstudiesfornovelmethodsaswellasformoreroutine
techniquesthathavealreadybeenpublishedandpeerreviewedintheliterature.Policytopicswillinclude:
ValidationinISO17025AccreditedLaboratories– defining"validation"andwhyitisneeded,creatingavalidationprojectplan,determiningthescopeofa
validationstudy,recordsmanagement,healthandsafetyreviews,competency/proficiencytesting,and
PolicyGuidanceandaRecentExampleofa
Ramotowski
determiningwhichpersonnelshouldbeinvolvedinplanning,conducting,andapprovingthevalidation
Validati
studyanditsresults.Adetailedreviewofarecentvalidationstudy(involvingthesubstitutionofdifferent
gradesofthechemicalsilvernitrateinthephysicaldeveloperworkingreagent)thatwasperformedinthe
author’slaboratorywillbepresentedaswellaswhatconclusionscanbedrawnfromtheresultsofsuch
investigations.Finalrecommendationsonhowandwhentoconductsuchvalidationstudieswillbe
provided.
Thepurposeofthislectureistoreviewanumberoffingerprintresearcharticlespublishedoverthepast
AReviewofRecentPublishedFingerprint
Ramotowski
yearinforensicsciencejournalsotherthantheJournalofForensicIdentification(e.g.,Science&Justice,
ResearchPapers(2016-2017)
ForensicScienceInternational,JournalofForensicSciences).
Thenextbigthinginprocessing!Thislecturewilldocumenttheapplicationofanewlyformulated
fluorescentcyanoacrylatetothermalpaperandsemi-poroussubstrates.Semi-poroussubstratesoftenpose
Thermalpaper,semi-porousprocessingandother adifficulttaskwhenprocessing,withthetechnicianusing3-4differentprocessestomaximizelatentprint
waysFluorescentCyanoacryatewillchangeyour recovery.Additionally,thermalpaper’saversiontostandardporousprocessingcausesustotreadlightlyto Brezen
world
avoidthedreadedblackeningofthepaper.Whatiftherewasaneasierway?Thisfluorescentcyanoacrylate
willbringyoursequentialprocessofsemi-poroustoonesinglestepandchangethewayyouprocess
thermalpaperforever.Fluorescentsuperglueisn’tjustfornon-porousanymore!
OvercomingYourFearofPublicSpeaking
2017
John
Thomas
Lauren
Lauren
Steven
Erin
Elizabeth
Mark
Roberto
Monique
Kyle
Kyle
Robert
Robert
Shanley
IAIEducationalConference
OrganizedbyCode(alpha/numeric)
LPD-227
LPD-260
LPD-266
LPD-275
LPI-038
LPI-110
LPI-137
LPI-166
LPI-186
LPI-187
LPI-191
LPI-219
LPI-224
LPI-226
LPI-231
LectureAbstracts
Thislecturewilldiscussastudythatinvestigatedtheeffectsthatweather,par¬ticularlysnow,couldhave
ontherecoverabilityoflatentfingerprintsfromnonporousitems.Forall167impressionsinthestudy,
McCook
physicalandchemicalprocessingallowedforthedevelopmentofsomeamountofridgedetail.These
observationssuggestthatitmayindeedbeworthwhileforanagencytoattempttherecoveryoflatent
printsfromevidencethatwasexposedtosnow.
Thepurposeofthisresearchwastoevaluatevariousprocessingsequencestodeterminebestpracticesfor
thedevelopmentoflatentprintsonsemi-porousitemsofevidence.Throughexaminingtheeffectivenessof
LatentPrintProcessingSequenceforSemi-Porous
variousprocessingtechniques,appropriatesequenceswereidentifiedfortheprocessingofsubstrateswith Rogowski
andOtherIrregularSurfaces
bothporousandnon-porousqualities.Semi-poroussubstratesexaminedincludedmagazinecovers,Tyvek
envelopes,Styrofoamcups,andavarietyofshoeboxes.
Inmostforensiclaboratoriesthereiscurrentlynomethodtoquantifiablyandreproduciblyvalidatethe
efficacyofdevelopingreagentspriortouseincasework.Thisprojectlookstousepiezoelectricdrop-ondemandinkjetprintingtechnologytodevelop“teststrips”toevaluatetheefficacyofreagentsina
HowGoodisYourReagent?Developing
quantifiableandreproduciblewaytoultimatelyprovideexaminerswithahigherdegreeofconfidencethat
Sisco
StandardsforEvaluatingReagentStability
theirreagentsareworkingproperly.Theseteststripsprovidearangeofconcentrationofaspecificreactant
togaugetowhatlevelareactionwilloccur.Additionally,thisprojectfocusesonevaluatingtheteststrips
andthereagentsstabilityovertime,todetermineamoreappropriateshelf-lifeofthesematerials.
RecoveryofLatentPrintsfromNonporous
ObjectsExposedtoSnow
Bloodfingerprintsalwaysplayanimportantroleincrimesceneanalysisandreconstruction.Thereare
manycomplicationsoccurduringtheprocess,andthisresearchfocusesonthesolutionstothesecritical
Lu
issues:Utilizingtheadvancedtechnologiestoidentifythesequenceoffingerprintdeposition.Exploring
bloodfixationbychemicalandphysicalmethodstoavoiddiffusionfrombloodenhancementreagent.
Evaluatingthecircumstanceofapplyingbloodenhancementreagentsanditsinfluencetotheridgedetails.
Individualizedminutiaecharacteristicsexistthroughoutnatureandarenotexclusivetohumansor
primates.Thispresentationexaminesspecimensthroughoutnaturewhichexhibitunique,identifiable
MinutiaeinNature:TheEvidenceforIdentifiable fingerprint-typepatternsinthefieldsofforensicbotany,entomology,marinebiology,geology,ornithology,
Hall-Rivera
PatternsThroughoutForensicDisciplines
andwildlifeforensics.Additionally,therewillbeafocusonprimateandmarsupialprintpatternsandhow
theycomparetohumanfingerprintcharacteristics.Thispresentationwillinvolveminutiaepattern
comparisonwithseveralspeciesthroughhands-onapplication.
“Doingmorewithless”isfastbecomingthemantraformanylatentprintandAFISunitsasbudgetsshrink
butcaserequestskeepgoingup.ThislecturediscussesanewapproachtoAFIShitreportingbyissuing
InvestigativeLeadReportsFromAFIS:ANew
investigativeleadreportsfromon-screencomparisons.Specificlanguagedevelopedfortheinvestigative Schmahl
ApproachinManagingLatentPrintThroughput
leadreportingwillbediscussedalongwithdatashowingthepercentagesoffullconfirmationrequests
receivedcomparedtothenumberofinvestigativeleadreportsissued.
Blindverificationshavebeenadvocatedasasolutionforwhatailslatentprintexaminations.Errorrate
studiesdemonstratehowblindverificationsmaylimitexaminererrorwhileotherstakeholdersbelieve
blindverificationswouldmitigatebias.Yettherehasbeenasurprisinglackofresearchdataondealingwith
BlindVerificationofComparisonConclusions:A actualcaseworkoperationsandwhichsituationsblindverificationswouldbestimpact.Forsixmonths,the
StudyonCaseImpactandOperationalCost
Wortman
USACILLatentPrintBranchcompletedblindverificationsonallcomparisonconclusionsinlivecasework.
(Phase1)
Thispresentationwilldiscusstheempiricalfindingsderivedduringthistimeperiod–especiallyinregards
tocaseimpact(i.e.differenceinconclusions),operationalcost(i.e.,timespentonverificationsand/or
conflictresolution),andidealsituationstoapplyblindverifications(i.e.doeseverythingneedablind
verification?).
Withincreasingbacklogsandrelianceonlatentprintevidence,analystsneedtofindmethodstowork
smarterandmoreefficient.Asthenumberoflatentprintsandindividualstobecomparedcontinuesto
grow,theutilizationofautomatedcomparisontoolsbecomeincreasinglyadvantageous.Notonlyfor
Runitthroughthesystem:Validationand
Gill
efficiencypurposes,butalsoasameansofcheckingforfalseexclusionsormissedassociations.This
utilizationofanautomatedcomparisonsoftware
presentationwilldiscussthevalidationofacommerciallyavailableautomatedcomparisonsoftwarefor
frictionskinimpressions.Systemicchangesandoperationalimplicationsofanautomatedworkflowwillbe
presentedaswell.
Variabilitywithinandbetweenexaminersonvaluedecisionshasbeenwell-documented,butwhatfactors
mostinfluencedecision-making?Somesuggestminutiaecountisthedrivingforce,butthenwhywillsome
OneMan'sTrash...Awhite-boxstudyintothe
examinerscallalatentwith8minutiaesuitablewhileotherscallitnovalue?Andwhathappenswhenother Eldridge
factorsdrivinglatentprintsuitabilitydecisions
aspectsofsuitabilityareconsidered,suchascomplexityorAFISvalue?Thislecturepresentspreliminary
resultsofawhiteboxstudyonsuitabilitydecisions.
Aftermuchhype,astatisticalmodelforfingerprintexaminationshasfinallybeenimplementedinto
SoWeImplementedaStatisticalModel...What caseworkoperationsintheUSACILLatentPrintBranch.Whathappenednext?Thislecturewilldiscussthe
Lecroy
HappenedNext?
proceduralchanges,operationalimpact,challengesthatarose,solutionsimplemented,aswellasfuture
impact.
ThispresentationwilloutlinethestepstheUSACILLatentPrintBranchtooktoadoptaworkingblind
verificationprocedure.AWorkingGroupwasassembledandtaskedwithproposingablindverification
protocolthatwouldfittheoperationalconstraintsoftheBranchwhileprovidingoptimumbenefittothe
NavigatingaBlindVerificationPolicyWhile
Kupsco
Examiners.Thispresentationwillhighlightthechallengesfacedduringtheinitialformationstages,upto
MinimizingOperationalImpact
implementation.Disclaimer:Theopinionsorassertionscontainedhereinaretheprivateviewsofthe
authorsandarenottobeconstruedasofficialorasreflectingtheviewsoftheUnitedStatesDepartmentof
theArmyorUnitedStatesDepartmentofDefense.
Thepatternevidencedisciplineshavestruggledtoarticulateconclusionsinamannerthatistruthfuland
clear.ThispresentationwilldiscussanewtechniquecurrentlybeingtestedinKingCounty,WA.Thisnew
UniformLanguage/Articulation
methodstrengthensconclusionswhileenablingclearerarticulation.Theresultsofanongoingpilotproject Triplett
haveestablishedhowoftenlatentcomparisonsareBasic,Advanced,andComplexwhichallowsQA
measurestobeimplementedbasedonthecomplexityinsteadofequallyforallcomparisons.
Theacceptanceofthevalidity,accuracy,andcourtroomadmissibilityoffingerprintidentificationdepends
uponthehypothesisthatallfingerprintsareunique:theindividualityhypothesis.In2015and2016we
QuantifyingtheIndividualityofFingerprints
discussedeffortsatNISTtoconductathorough,demandingtestofthathypothesis,usingoperationaldata. Wood
Wenowpresentthefinalresults,showingtheextremelyhighconfidencelevelinourresults.Indoingthis,
wequantifythealmostunbelievableamountofinformationavailableinvisualimagery.
HaveyouheardoftheerroneousidentificationofBeniahDandridge?Haveyoubeenitchin’toseethe
prints?Wellhereitis!!Convictedofthe1994murderofRileyManningSr.,Dandridgelostappealafter
ExhumationofanErroneousIdentification:The
Marvin
appealbasedonanidentificationofhisbloodyfingerprintsabovethevictim.Therewasonemajor
CaseofBeniahAltonDandridge
problem…theidentificationwasincorrect!!Howcouldthishappen???Inthislecture,wewillexplorethe
processofunearthingtheerroneous,andthecorrect,identification.
Fingerprintexaminersandbiometrictechnologistsoftenspeakdifferentlanguages.BecauseAFIS
technologyisevolvingtoplayagreaterroleinthefingerprintexaminationprocess,itisimportantfor
BiometricsTerminologyforFingerprintExaminers stakeholderstohaveacommonlanguageandunderstanding.Thislecturecoverskeyterminologyand
French
conceptseveryfingerprintexaminershouldunderstandtocollaboratewiththebiometricsindustryandget
themostoutoftheirAFISexperience.
BloodFingerprints:TechniquesforProcessing
andAnalysis
2017
Sam
Heidi
Edward
Jiaqi
Jennifer
Tim
Thomas
Kalisha
Heidi
Jessica
Monica
Michele
Stephen
Matthew
Michael
IAIEducationalConference
OrganizedbyCode(alpha/numeric)
LPI-232
LPI-233
LPI-234
LPI-253
LPI-261
LPI-270
LPI-288
LPI-504
LPI-505
LPI-601
PHO-053
PHO-054
PHO-276
POD-064
POD-069
POD-074
LectureAbstracts
ImplementationofACE-Vprocesseshasledtoanincreasedawarenessinaccreditedagenciesregardingthe
workloadontheLatentPrintExaminersaswellasthealarmingrateoferroneousexclusions.Whileincrease
intheaccuracyofAutomatedFingerprintIdentificationSystemshasshownpromisetoprovideefficiencyin
CaseSpecificAFIS:Increasingefficiencywhile
theprocessavastmajorityofthelatentprintsareidentifiedoutsideofthetraditionalAFIS.Workingclosely Deshpande
reducingerrors
withexpertsinthisfield,wewillpresentamethodtocombinethepowerofanAFISwiththeproceduresof
theACE-VtoincreasetheefficiencyofaLatentPrintExaminerwhilereducingtheprobabilityoferrors
duringthelifecycleofalatentprint–fromcrimescenetocourt.
Whilestudieshavescrutinizedlatentfingerprintcomparisons,ithasnotthoroughlyexaminedthe
verificationstageinacaseworksetting.Theauthorswillpresentananalysisofapproximately2,500cases
ResolvingLatentConflict:WhatHappensWhen
Rairden
completedbyHoustonForensicScienceCenterlatentprintexaminers.Thisanalysisfocusesonoverall
LatentPrintExaminersEntertheCage?
occurrenceofconsultationandconflictresolutionoveratwo-yearperiodwithanemphasisonrateand
trendsofoccurrenceandoutcomesinrelationtoexaminerdemographics,suchasexperiencelevel.
Howdolatentprintexaminersdecidewhentomakeanidentification?Theplacementofdecision
ShouldFingerprintExaminersMakeMore
thresholdsalongsomeunderlyingevidenceaxiscouldputinnocentpersonsinjailorsetcriminalsfree.Do
ErroneousIdentifications?TheAnswerMayNot thesealignwiththevaluesofsociety?Wemeasuredthevaluesofexaminersandthegeneralpublicusinga Busey
BeNo...
visualizationbasedontheUleryetal(2011)‘BlackBox’data.Thisallowsustocomparewhatexaminerssay
withwhattheyactuallydo.
Persistenceandconsistencyoffrictionridgeskin,andconsistencyofimpressions,bothcollectedovera
ThePersistenceofFrictionRidgeSkinand
timescalerangingfrommonthstomanyyears,wereevaluatedbyqualifiedlatentprintexaminers.The
ConsistencyofFrictionRidgeSkinand
Roberts
LPEsconsideredphotosoftheskinandimpressionscapturedbyinkandlivescandevices.Whilecertain
Impressions
featuresmighthavechanged,sufficientlevel1,2,and3detailsremainedtosupportidentification
decisions.
ThispresentationwillhighlighttwochangesimplementedbytheFBI’sLatentPrintUnit(LPU):consensus
panelsforconflictresolutionandareviseddefinitionforclaimingaprint.TheFBILPUistestingaconflict
Research…It’snotjustfortestimonyanymore
resolutionprocessthatallowsfordifferencesofopiniontoberetainedwhilestillproducingatechnically Gische
sounddecision.TheFBILPUalsochangeditsclaimingdefinitiontoaccountforlimitationsassociatedwith
theprocessasdemonstratedbyresearch.
Thispresentationwillgiveasnapshotoftheresearchconductedinforensicsciencetoidentifyhowbias
BiasEffectsinForensicScience--APerspective mayaffecttheresultsofaforensictechnique.Iwilldiscussmyviews,experiences,andcasesconcerning
fromaCaseWorkingForensicScientistWhoUses biasinforensicscience.IwillalsosharehowIhaveusedblindtestingandsequentialunmaskingtechniques Langenburg
SequentialUnmaskingTechniques
tomitigatebiaseffects,butimplementationofthesemethodsarenotwithoutitsownsetofchallenges,
costs,andcontributiontoerrorinsomecases.
Therehasbeenconsiderableprogressinlatentfingerprintresearch.Thenumberoflatentfingerprint
publicationsnearlydoubledfrom2005-2009to2010-2014.Thispresentationwilldemonstraterelevant
TrendsinLatentFingerprintPublications:A
Roberts
trendsbymeasuringpublications,topfundingagencies,andprolificauthorsinthefield.Abibliometric
BibibliometricandInformalReview
reviewmethodversusaninformalreviewmethodbysubjectmatterexpertswillbecomparedand
contrasted.
ThislecturewillpresentresultsdescribinghowthescoresreturnedfromsearchesofanAutomated
FingerprintIdentificationSystem(AFIS)areassociatedwiththereproducibilityoflatentprintexaminers’
individualizationdeterminations.Suchametricmayhaveimmediateoperationalvalue.Whenalatentprint
examinermakesaconclusioninacomparison,itwouldbeveryusefultohaveanobjectivemetricto
AFISscoresandexaminerreproducibility
Ulery
differentiateconclusions(particularlyindividualizations)thatarehighlylikelytobereproducedfromthose
thatarenot.Suchacapabilitymayaddressneedsoftheprosecution(isthisevidencesusceptibleto
challenge?),defense(shouldadefenseexpertchallengetheconclusion?)andagency(isadditionalquality
assurancereviewappropriate?).
Fingerprintcomparisonsmayinvolveacomplexmixtureofperceptual“subroutines.”Relativelylittleis
knownabouthowexaminersmovetheireyestoaccomplishthesetasksorwhatinformationguidesthe
searchprocess.Wecollectedeyegazeinformationwhile121latentprintexaminersconductedspecific
tasksthatareputativebuildingblocksofafullcomparisontask:countingridges,followingridges,and
Characterizinglatentprintexaminereyebehavior searchingforparticularfeaturesinacomparisonprint.Wedevelopedasetofspatialandtemporalmetrics
duringridgecounting,ridgefollowing,and
Ulery
thatweusedtocharacterizeexaminereyebehaviorduringthesetasks.Wefoundnotabledifferences
featuresearchtasks
betweenridgecountingandridgefollowing.Examiners’searchbehaviordifferednotablydependingon
whetherfeatureswereshowninthecontextofthefullfingerprintorwerecroppedtohavenocontext.The
resultsofthisresearchmaybeusefulinfutureeye-trackingresearchdeconstructingthefingerprint
comparisontaskinordertounderstandtherelationsbetweenexaminerbehaviorandconclusions.
Implicationsforcompletelatentprintexaminationarediscussed.
Gische
OSACupdate:FrictionRidgeSubcommittee
TheOrganizationofScientificAreaCommitteeSubcommitteeonFrictionRidgeupdate
Thisintroductorypresentationisforpersonnelwhomayberequestedtoperformsurveillancephotography
fordrug,gangorotherinvestigations.Thisbriefpresentationwillexplainlensselectionandcamera
IntroductiontoSurveillancePhotography
settingstouseforbothstillscenesandmovingvehiclesorpeopletocreateusefulsurveillanceimages.It Campbell
willalsopresentcamerapositionselection,optionsonhowtohidethecameraandphotographer,and
othertipswithoutneedingexpensiveequipment.
Thispresentationisforpersonnelbothnewandexperiencedwhoneedtoimprovetheirphotosatcrime
scenesandofphysicalevidence.Practicaltipswillbepresentedonhowtotakephotosindifficultsituations
PhotographyTips&TricksI'veLearned
Campbell
suchasthroughwindowglass&screens,nightsceneswithlimitedlight,fingerprintimpressionsondifficult
surfaces,andimprovisingequipmentanditemstomakeyourjobeasier.
Acomputationalphotographicmethod,ReflectanceTransformationImaging(RTI)Technology,widelyusing
inculturalheritageimaging.Thisresearchstudieditspotentialtodocumentforensicevidencebasedonthe
EvidencePhotographywithReflectance
powerfulcapabilitytorevealthefinestructureonthesurfaceofobjects.Theoretically,thistechnology
Chen
TransformationImagingTechnology
wouldbeappropriateforcapturingtheminutiaeofthephysicalevidence,andthisexperiment
demonstratedtheadvantageovertraditionalphotographicmethodswhendocumentinghandwriting
documents,3Dfingerprintsandtoolmarks.
ThisisanintroductiontotheU.S.SupremeCourt’sstandardofadmissibilityofforensicevidence,knownas
theDaubertstandard,focusingonhowthisstandardappliedtoafootprintfoundatthesceneofa
FootprintsinCourt:MeetingaDaubertChallenge homicideandwaslinkedtothesuspectbyaforensicpodiatrist.Thepresentertestifiedatapretrial
Nirenberg
“Dauberthearing”toaddresstheadmissibilityofthisevidence.Thejudgeruledtheevidenceadmissible
andthesuspectwasfoundguilty.
Acursoryreviewoftheliteratureusingtheterm‘forensicgaitanalysis’showsthattheapproachbeing
takentothisareaofpracticeisfarfromuniform.Thispresentationwillconsiderthethreemajorstrandsof
ForensicGaitAnalysis-whichwaynow?
Birch
researchandpracticeactivitythesubjective,objectiveandbiometricidentificationoffeaturesofgait.
Considerationwillbegiventolikelyoutcomesandtimescales,andhowinvestmentandactivitycanbestbe
utilizedtoyieldmorerapiddevelopmentofpractice.
Forensicgaitanalysishascomealongwayinthelast17years.Animportantfactoristheearlyengagement
ofthedisciplinewithcompetencytesting,helpingtoestablishingthecredibilityofthisrelativelynewarea
CompetencyTestingandForensicGaitAnalysis offorensicpractice.Thispresentationwillconsidertheeducationalandpracticebasedprinciplesof
Birch
competencytesting,andhowtheengagementofpractitionerswiththecompetencytestingprocesscanbe
supported,tomeettheincreasingdemandsofcriminaljusticesystems.
2017
Kaustubh
Alicia
Thomas
Maria
Melissa
Glenn
MariaAntonia
Brad
Brad
Melissa
Scott
Scott
Chuntao
Michael
Ivan
Ivan
IAIEducationalConference
OrganizedbyCode(alpha/numeric)
LectureAbstracts
Studentpodiatristsviewedfootageofhumangaitwithandwithoutahand-helddevice.Observationsof
gaitwerecollectedusingaproformadesignedforuseinforensicgaitanalysis.Athematicanalysiswas
Curran
undertakenofthefindingswithandwithoutthehand-helddevice.Thesewerepresentedasupperand
lowerbodyfindings.Theresultsfromthisstudywillbeusefulwhencomparinghumangaitcapturedon
CCTVatacrimesceneandthenlaterincustody.
Thisstudyinvestigatedwhateffectcarryingweightwouldhaveontheangleandbaseofgaitofan
individualperson.15participantscarriedcalibratedweightsof5Kg,10kgand15kgtotheirfront,sideand
Theeffectofcarryingweightonangleandbase
POD-115
rearrespectively.BoxPlotsandonewayAnalysisofVariancewereusedtoanalysethefindings.Theresults Curran
ofgait.
fromthisstudymaybeusefulinforensicgaitanalysiswhereasuspecthasbeenidentifiedascarrying
weight.
Existingmethodsforrecordingcontrolbare-footprintsareeithermessyorexpensive.Thisstudy
investigatedamethodfirstdevelopedbyBond(2013),alotioncontaining2,3-butanediol,areagentto
Developingandtestingabare-footprintcrème,a
leucodyesfoundinthermo-chromicpaper.Thisinexpensivemethodwasreconfiguredforsamplingcontrol
POD-123 novelmethodforgatheringcontrolbareJira
bare-footprints.Bothqualitativeandquantitativeresultsindicatedthisnovelmethodcouldbeutilizedas
footprints
analternativetotheexistingmethods,togatherlargedatasetsforthedevelopmentofabare-footprints
database.
Thetalusandcalcaneusmaybepreservedinaforensicsettingduetoprotectionbysockorshoe.Studies
Thetalusandcalcaneusinforensicidentification: haveshownthatlinearandangularmeasurementstakenfromthesebonescorrelatewellwiththeir
POD-124 whattheymayrevealaboutbarefoot
radiographicimages.Correlationbetweenbarefootprintsandweightbearingradiologicalmeasurements Agoada
morphology
hasalsobeendemonstrated.Thissuggeststhatthetalusandcalcaneusasindividualbones,aswellastheir
radiographicimages,mayassistinpredictingthebarefootmorphologyofanunknownindividual.
Creationofabare-footprintsdatabasecouldpotentiallylinksuspect(s)tobare-footprintsrecoveredfrom
crimescenes.Informationregardingthecommonnessofthenumerousfeaturesortheircombinationsin
Creationofabare-footprintsdatabaseand
distinctethnicgroupsisusefulforinterpretingunknownbare-footprints.Staticbare-footprintsfromthree
POD-127
Jira
populationtesting
populationgroups(i)BritishCaucasiann=25,(ii)Chinesen=25and(iii)Indiann=25,werecaptured.
Biological,demography,linearmeasurementsandbare-footprintmorphologicaldataweremergedto
createabare-footprintsdatabase.
Themergingoftwomedicaltechnologiesmayaugmenttheinvestigativeprocessofbarefootimpressions
POD-141 APuzzlingStepintheRightDirection
Kagan
byhelpingtorevealadditionalspecificcharacteristicsoftheindividualwhoseimpressionsareofinterest.
Videofootageisplayedincourtforaspecificevidentialpurpose,butrecentresearchhasshownthat
unintendedinformationisalsogainedbyjurymembers.Anexampleistheidentificationofemotionfrom
POD-70 HowdoyouIdentifyEmotionsfromGait?
gait.Thispresentationwillreportthefindingsofresearchinvestigatinghowpeopleidentify,processand Birch
useemotioninformationgainedfromgait,toinformdecisionmaking.Theprojectseekstobetterour
understandingofthelessobviousimpactofplayingfootageincourt.
POD-101
Cantheuseofhand-helddevicesalterhuman
gait?
2017
Michael
Michael
Paul
David
Paul
Bryan
Ivan