Kristen K. Liggett, Ph.D.
Senior Human Factors Engineer
 The
application of the understanding of
human capability to the design development
and deployment of systems and services.
 The
application of knowledge about human
abilities, limitations and other characteristics
to the design of equipment, tasks, and jobs.
Task
Data without well-formed problems leads
nowhere fast (David Kasik).
 We should design systems not to look at data but
to solve problems (Alan Turner).
 Make it easy and even enjoyable (Guljit
Khurana).
 Be with the customer and solve a problem they
have not one you invented (Ben Shneiderman).
 The designer is NOT the user (Greg Jones).
 How are we supporting the “reasoning” part of
visual analytics (William Tolone)?
 Systems are well-engineered and redundant 2/3 of accidents are due to human error (Roger
Nicholson).

Requirements
Definition
Functional
Analysis
Design
Testing
Strategy
Implement
Test
Release and
Maintain
Understand Mission
and User
Transition
Software, results, lessons
learned
Cognitive task analysis
Experimentation
Understand tools
Run subjects in lab and
operational environment
Legacy & new
How they fit workflow?
Prototype
Storyboard
Implement the final
storyboard
Sketch possible designs
What human-centric
technologies?
Feedback
Get user feedback on
storyboard concepts