Rising Above the Impact Factor: Supplemental Tables and Data This document contains supplemental data and references to material included in Rising Above the Impact Factor, published in GENEtics September 2007. Copyright restrictions limit the amount and types of data we can reprint or reuse. Eigenfactor and Journal Prices are freely available; Thomson ISI Web of Science/Journal Citation Reports may be available via your institutional subscription. We encourage you to visit these sites and view the data. Thompson ISI Citation Information: a closer look at the math Impact Factor 2006 = 2006 citations (in ISI journals) to GENETICS’ articles published in 2004, 2005 number of GENETICS’ articles published in 2004 + 2005 4543 citations to recent articles 1071 total number of recent articles Impact Factor = 4.242 2006 citations (in all ISI journals) to GENETICS’ articles 1 published in 2005: 1981 in 2004: 2562 total: 4543 GENETICS number of articles 2 published in 2005: 548 in 2004: 523 total: 1071 Immediacy Index: .919 2006 cites to GENETICS’ articles published in 2006=558 divided by Number of GENETICS’ articles published in 2006=607 558/607=.919 Immediacy Index is the average number of times an article is cited in the same year it is published. Useful for comparing journals focused on “hot” research and fast publication. Cited Half-Life: 8.6 Cited Half-Life is the median age of articles cited in the current (2006) JCR year. Total Cites (of GENETICS’ articles in journals during 2006): 34,657 Number of times GENETICS’ articles are cited in ISI-indexed journals during 2006. Table 1: GENETICS’ 2006 ISI Calculations 1 Articles in the IF numerator refer to source and non-source material in a journal that includes investigations, notes, letters to the editor, review articles, mini-review articles, proceedings, front matter/other items (news material, commentaries, editorials, book reviews). 2 Articles in the IF denominator refers to source items only – investigations, notes, letters to the editor. 1 Table 2 details 2006 ISI Journal Citation Report information for journals in the Genes & Heredity category. Note the variation in the number of total cites and number of articles published. Rank Abbreviated Journal Title Total Cites Impact Factor Immediacy Index 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 Nature Genetics Nature Rev Genetics Annual Rev Genetics Genes & Development Trends Ecol Evol Am J Human Genetics Annual Rev Genom Hum G Genome Research Current Opinion Genet Dev Trends Genetics Human Molecular Genetics PLoS Genet Mutat Res-Rev Mutat Pharmacogenetics Genome Biology Molecular Biol Evol Oncogene Hum Mutation DNA Repair Mol Ther Pharmacogenet Genom Genet Epidemiol J Mol Med-JMM J Med Genet Gene Ther Genes Immun Hum Gene Ther Am J Med Geneti B BMC Evol Biol Evolution Neurogenetics GENETICS Cancer Gene Ther Am J Med Genet C Mutat Res-Fund Mol M Chromosoma BMC Genomics Pharmacogenomics J J Gene Med Gene Chromosome Canc Physiol Genomics Eur J Hum Genet Curr Gene Ther Hum Genet Genomics Mol Phylogenet Evol Genes Cells Genet Med 54053 9196 4803 48407 13543 32627 1161 16493 7433 9926 24701 830 1519 4505 6837 17143 51032 6356 2552 6397 545 2771 3708 9117 9350 2241 7020 2005 850 21861 599 34657 2700 435 6761 3093 1644 852 2401 5463 2581 3848 699 8078 11337 7260 3134 1243 24.176 22.947 19.098 10.050 14.125 12.629 10.771 10.256 10.006 9.950 8.099 7.671 7.579 7.221 7.172 6.726 6.582 6.473 5.868 5.841 5.391 5.226 5.157 5.087 4.782 4.533 4.514 4.463 4.455 4.292 4.250 4.242 4.187 4.169 4.111 4.065 4.029 3.957 3.916 3.900 3.789 3.697 3.681 3.662 3.558 3.528 3.517 3.427 7.144 4.593 0.421 2.926 1.641 2.067 1.000 2.521 1.787 2.009 1.660 1.505 1.050 --0.814 1.537 1.191 1.232 0.855 1.325 1.104 0.635 0.657 1.303 1.176 0.845 0.763 0.657 0.490 0.384 0.968 0.919 0.795 0.469 0.514 1.023 0.500 0.918 0.763 1.069 0.616 1.182 0.311 1.033 0.659 0.707 0.645 0.429 Number of Articles Published 202 81 19 297 78 209 18 167 89 106 359 192 20 --177 257 773 138 145 212 67 63 105 201 188 84 114 134 104 229 31 607 117 32 183 44 322 49 131 116 151 159 45 152 179 276 110 98 Cited half-life 6.1 3.6 7.1 6.6 6.9 6.1 4.2 4.1 4.9 5.3 5.1 1.2 5.1 5.8 3.6 6.6 4.9 4.3 2.6 3.3 1.4 5.0 4.8 5.1 5.3 3.5 6.1 2.4 2.4 >10.0 3.3 8.6 4.3 2.6 5.1 >10.0 2.1 3.1 2.9 5.8 3.3 4.2 2.9 7.9 8.6 4.6 4.9 4.0 2 Rank Abbreviated Journal Title Total Cites Impact Factor Immediacy Index 49 50 Crit Rev Eukar Gene Evol Dev 680 1080 3.342 3.293 0.294 1.120 Number of Articles Published 17 50 Cited half-life 6.7 3.6 Table 2: Excerpt from Thomson Scientific 2006 JCR Science Editor Journal Summary List, Genetics & Heredity category (131 journals), ranked by Impact Factor Journal Cited Half-Life The cited half-life is the median age of a journal’s articles cited in the current year. Half the citations to the journal are to articles published within the cited half-life. Cited Half-Life: 8.6 years Table 3 shows the number of citations to the journal by the cumulative percent of 2006 cites, to articles published in the following years: 2006 2005 # Cites from 2006 558 1981 Cumulative % 1.61 2004 2003 2562 2348 7.33 14.72 21.49 Year Published 2002 2001 2000 2063 2101 1999 2651 1904 1998 1963 1997 1996-all 1541 14985 27.45 33.51 41.16 46.65 52.32 56.76 100 Table 3: Excerpt from Genetics detail data, Thomson ISI Scientific Table 4 shows the number of times articles published during 2006 (in journals below) cited articles published in GENETICS (in years below). So, Molecular Ecology has cited GENETICS’ articles 1284 times – to 4 articles published in 2006, 40 in 2005, etc. IF Citing Journal all yrs Year Published 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 Rest 34657 558 1981 2562 2348 2063 2101 2651 1904 1963 1541 14985 4.242 GENETICS 4034 81 305 373 337 303 230 311 202 163 155 1574 4.825 Molecular Ecology 1284 4 40 65 100 49 63 102 73 36 113 639 2.715 Theroretical and Applied Genetics 733 7 41 81 55 42 35 63 22 75 21 291 9.643 PNAS 672 16 52 74 49 43 51 54 31 47 23 232 6.726 Molecular Biology and Evolution 661 13 54 62 53 51 59 73 38 35 33 190 4.292 Evolution 553 8 32 55 20 27 37 24 27 27 28 268 7.671 PloS Genetics 483 20 42 46 45 37 25 34 22 24 15 173 5.808 Journal of Biological Chemistry 378 4 35 14 17 19 32 36 24 17 21 159 2.872 Heredity 360 3 23 20 29 17 21 25 19 25 21 157 all journals 3 IF Citing Journal all yrs 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 Rest 6.773 Molecular and Cellular Biology 347 3 18 20 20 19 32 28 34 15 25 133 2.970 J Evolution Biology 325 1 8 23 30 18 22 24 16 25 20 138 324 15 18 27 29 38 23 20 17 12 15 110 3.528 Mol Phylogenetics and Evolution 309 1 3 8 9 7 10 22 29 19 37 164 7.764 Development 296 4 7 26 15 16 18 14 21 19 9 147 4.893 Developmental Biology 293 3 9 22 15 6 24 25 11 11 16 151 3.707 Eukaryotic Cell 288 11 24 14 20 17 34 17 20 19 18 94 1.972 Genome 276 6 23 42 17 17 14 26 9 20 4 98 22.947 Nature Reviews Genetics 265 8 40 31 25 17 20 22 13 9 7 73 10.256 Genome Research 254 8 29 25 19 32 14 17 20 13 7 70 2.767 J Molecular Evolution 254 0 6 29 20 18 28 31 15 23 10 74 6.562 Molecular Biology of the Cell 254 2 17 16 13 13 19 17 7 16 18 116 6.317 Nucleic Acids Research 251 6 25 18 11 17 29 12 19 14 17 83 2.721 Gene 235 2 14 13 18 13 21 33 15 14 9 83 1.429 Conservation Genetics 219 0 0 3 15 8 8 20 11 7 19 128 2.000 Genetical Research 219 1 12 12 14 9 11 22 12 10 8 108 0.254 Russian Journal of Genetics 213 2 8 11 7 8 10 11 14 14 13 115 1.153 Crop Science 210 11 10 18 10 5 4 12 8 19 6 107 3.612 Proceedings Royal Soc B-Biol Sci 204 1 3 10 13 13 11 9 11 11 9 113 1.492 Genetica 202 0 8 13 15 9 8 8 7 10 6 118 6.565 Plant Journal 201 7 14 18 16 16 18 15 16 25 7 49 3.993 Journal of Bacteriology 196 4 1 8 8 16 10 17 11 13 6 102 5.634 Molecular Microbiology 192 3 16 12 8 14 19 16 13 11 5 75 4.029 BMC Genomics 185 7 17 20 21 10 13 21 9 8 6 53 9.868 Plant Cell 182 5 17 9 19 12 23 14 10 22 7 44 2.264 J Theor Biol 181 1 5 21 19 13 8 9 14 8 5 78 5.868 DNA Repair 177 0 13 13 5 19 17 11 10 13 15 61 2.445 Biol J Linn Soc 171 0 0 1 5 3 4 6 11 10 8 123 168 8 11 11 14 9 13 6 13 7 13 63 2.279 Mamm Genome 167 0 24 17 7 6 14 7 5 7 5 75 9.950 Trends Genet 165 4 17 18 16 18 16 14 4 7 5 46 161 8 13 17 13 15 4 9 8 16 1 57 159 1 6 21 10 13 7 9 11 10 13 58 153 1 13 11 22 9 5 19 2 1 4 66 1.520 Anim Genet 151 3 9 7 13 6 12 11 9 16 7 58 0.907 Euphytica 149 1 4 7 6 5 7 6 6 13 3 91 1.942 J Hered 147 1 4 5 7 7 12 9 6 1 9 86 10.086 EMBO J 145 1 11 11 8 7 9 11 17 8 4 58 14.101 PLoS Biology 145 6 11 18 12 16 11 10 8 7 3 43 6.125 Plant Physiol 143 6 10 11 18 8 14 15 8 17 6 30 26.681 Nature 137 7 19 27 18 5 4 7 8 8 6 28 24.176 Nature Genetics 133 7 10 15 9 14 9 10 5 4 4 46 10.988 Current Biology 15.050 Genes and Development 29.194 Cell 2.552 Mol Genet Genomics 12.629 American J Human Genetics 4 IF Citing Journal all yrs 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 Rest 4.065 Chromosoma 132 0 15 12 9 15 8 5 6 4 3 55 4.660 American Naturalist 130 1 7 9 7 5 5 8 5 10 11 62 128 3 4 12 4 6 4 8 10 8 5 64 2.491 Theoretical Population Biology 127 0 2 7 8 6 4 5 4 5 10 76 9.784 Annual Rev Ecol Evol S 126 2 14 12 6 3 4 9 5 6 5 60 7.172 Genome Biology 126 6 11 12 8 6 13 12 8 5 5 40 2.081 Aquaculture 123 0 5 9 9 8 17 8 7 11 5 44 3.577 Plant Mol Bio 122 2 5 5 8 8 11 8 4 18 1 52 3.057 Chromosome Res 119 2 10 12 7 3 3 10 6 5 4 57 13.523 Developmental Cell 118 0 2 11 9 4 9 9 6 9 2 57 1.983 J Animal Science 117 0 0 1 17 2 5 15 11 12 1 53 3.121 Fungal Genet Biol 114 0 10 10 4 10 11 10 4 2 7 46 5.965 BIOESSAYS 107 1 8 12 8 4 4 8 7 7 5 43 4.245 New Phytologist 107 3 5 8 8 7 10 6 1 5 9 45 107 7 7 12 10 12 4 16 1 6 3 29 3.617 BMC Bioinfomatics 103 1 12 8 12 5 7 9 6 9 5 29 2.220 Current Genetics 103 2 7 6 8 6 8 7 3 8 6 42 6.427 J Cell Sci 102 2 5 4 4 7 4 12 5 2 3 54 2.962 Biochemical Society Transactions 100 3 9 5 8 9 7 6 12 2 8 31 4.455 BMC Evolutionary Biology 100 2 8 7 4 8 7 15 6 3 6 34 2.930 Experimental Gerontology 98 2 4 6 5 9 4 8 7 5 1 47 8.099 Human Molecular Genetics 98 2 5 7 8 3 8 13 6 5 1 40 98 0 5 4 5 3 6 10 2 14 5 44 1.456 BMC Genetics 96 1 5 5 11 5 7 10 6 4 3 39 1.756 Marine Biology 96 0 0 0 1 0 0 3 3 2 7 80 96 0 9 8 7 2 3 5 8 4 6 44 95 0 2 5 5 8 0 7 2 3 7 56 95 3 13 11 2 8 5 13 3 7 2 28 94 2 2 4 8 3 7 6 4 8 5 45 0.574 Genetics and Molecular Biology 93 0 1 1 1 1 3 1 5 7 5 68 1.778 Genetics Selection Evolution 92 0 4 7 4 6 3 9 10 6 4 39 89 7 10 14 9 7 6 11 1 1 3 20 86 2 4 3 8 4 7 8 7 4 6 33 85 3 3 6 8 8 4 6 6 5 7 29 3.532 Applied and Environmental Microbiology 30.028 Science 4.111 15.864 Mutation Research Fund Mol Mech of Mutan Microbiology Molecular Biology Reviews 2.969 American Journal of Botany 14.033 Molecular Cell ACTA Genet Sinica 10.006 Current Opinion in Genetics & Development 1.955 Yeast 2.855 Biochemical & Biophysical Research Comm. Table 4: Excerpt from table showing, in 2006, journals citing articles published in GENETICS 5 Journal Citing Half-Life The citing half-life for the journal is the median age of the articles the journal cited in the current JCR year. Half of the citations in the journal are to articles published within the citing half-life. Citing Half-Life: 6.8 years Table 5 shows the citations from the journal by the cumulative percent of 2006 cites to articles published in the following cited years. Clearly, the vast majority of cites from articles published in 2006 were to articles published in journals prior to 1996. 2006 2005 # Cites from 2006 488 2402 Cumulative % 1.57 2004 2003 Year Published 2002 2001 2000 1999 1998 1997 1996-all 3010 2877 2664 2295 2255 1757 1589 1406 10254 9.32 19.03 28.32 36.91 44.31 51.59 57.26 62.38 66.92 100 Table 5: Excerpt from GENETICS detail data, Thomson ISI Scientific Table 6 shows the number of times articles published in GENETICS during 2006 cited articles published in journals below. Note the differing patterns (the journals GENETICS’ cites) compared to Table 4, those journals that cite GENETICS. IF Cited Journal all yrs Year Published 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 Rest 30997 488 2402 3010 2877 2664 2295 2255 1757 1589 1406 10254 4.242 Genetics 4034 81 305 373 337 303 230 311 202 163 155 1574 9.643 PNAS 1726 18 127 147 157 161 149 129 81 99 93 565 26.681 Nature 1258 12 81 94 128 133 89 130 68 53 57 413 30.028 Science 1052 10 81 92 82 130 93 85 68 55 47 309 845 11 38 57 40 51 59 42 41 51 58 397 6.773 Molecular and Cellular Biology 751 6 49 80 54 49 38 56 70 43 46 260 5.808 Journal of Biological Chemistry 676 9 52 67 67 55 63 56 50 42 31 184 635 7 46 39 41 64 46 33 53 53 62 191 6.726 Molecular Biology and Evolution 603 14 72 79 80 60 70 34 29 29 17 119 7.764 Development 503 4 32 47 41 29 30 55 41 43 45 136 488 1 25 33 28 39 36 35 45 39 40 167 4.292 Evolution 432 1 25 35 34 28 23 24 24 17 13 208 6.317 Nucleic Acids Res 427 9 41 34 38 22 20 19 16 14 52 162 421 8 54 58 48 55 47 39 31 23 8 50 379 5 27 28 39 34 23 28 16 17 21 141 355 12 56 55 55 35 42 45 6 33 12 4 all journals 29.194 Cell 15.050 Genes & Development 10.086 EMBO J 24.176 Nature Genetics 2.715 Theroretical and Applied Genetics 10.256 Genome Research 6 IF Cited Journal all yrs 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 Rest 12.629 Am Journal Human Genetics 354 0 17 38 41 47 41 33 22 22 16 77 10.988 Current Biology 351 8 44 66 47 46 53 30 18 14 8 17 9.868 Plant Cell 288 8 25 39 22 41 27 30 23 13 14 46 2.000 Genetical Research 269 4 7 10 14 17 25 16 20 13 16 127 14.033 Molecular Cell 248 4 31 41 42 22 28 37 25 17 1 0 10.152 Journal of Cell Biology 244 2 8 14 15 14 13 22 13 25 19 99 4.825 Molecular Ecology 225 6 40 32 37 26 22 22 10 13 6 11 6.562 Molecular Biology of the Cell 209 4 19 29 18 27 18 21 15 13 12 33 3.993 Journal of Bacteriology 207 4 14 4 11 11 12 11 9 13 12 106 9.950 Trends Genet 207 4 25 25 30 24 19 24 7 7 7 35 4.893 Developmental Biology 203 2 9 11 10 14 16 12 16 7 7 99 Mol Gen Genet 192 0 0 1 0 0 3 13 8 10 19 138 4.894 Bioinformatics 187 4 20 22 56 26 15 10 21 13 0 0 174 3 21 34 34 46 32 4 0 0 0 0 2.767 J Molecular Evolution 173 2 9 7 24 15 8 10 14 11 8 65 2.721 Gene 167 0 6 12 8 13 11 17 7 4 18 71 4.890 J Molecular Biology 167 0 6 8 7 6 7 11 10 8 7 97 5.634 Molecular Microbiology 158 4 15 19 16 21 17 12 13 8 4 29 6.427 J Cell Science 155 3 13 23 23 21 9 20 6 5 7 25 2.491 Theoretical Population Biology 148 0 3 7 11 3 9 5 4 5 8 93 1.955 Yeast 141 1 4 5 7 3 10 7 16 32 7 49 139 0 9 13 8 9 13 18 9 6 5 49 6.565 Plant Journal 139 3 11 14 18 8 19 10 8 14 3 31 2.872 Heredity 138 2 18 19 15 0 0 7 0 1 0 76 4.660 American Naturalist 137 1 4 6 6 2 4 7 6 1 1 99 6.125 Plant Physiol 131 3 18 22 21 13 31 6 3 2 1 11 1.972 Genome 128 0 9 17 7 15 11 11 9 13 3 33 13.894 Neuron 127 0 2 11 9 16 13 13 17 10 2 34 10.006 Current Opinion in Genetics & Development 108 0 8 14 11 22 21 6 9 5 4 8 3.612 Proceedings Royal Soc B-Biol Sci 105 0 13 8 9 8 4 11 8 4 6 34 1.942 J of Heredity 103 1 3 12 11 10 9 2 5 2 1 47 4.065 Chromosoma 102 7 8 11 6 4 9 9 4 2 6 36 1.492 Genetica 99 0 4 16 7 3 4 8 4 21 6 26 3.577 Plant Molecular Biology 98 0 8 7 9 16 3 18 2 5 8 22 1.640 Method Enzymol 90 0 4 3 1 14 0 2 1 0 0 65 18.485 Nature Cell Biology 89 6 12 16 12 11 13 11 8 0 0 0 87 3 5 10 9 8 11 6 12 2 7 14 86 8 11 17 22 17 11 0 0 0 0 0 86 2 15 7 12 8 5 9 8 6 3 11 85 2 42 27 14 0 0 0 0 0 0 0 82 1 2 4 2 2 7 6 7 5 6 40 22.947 Nature Reviews Genetics 19.098 Annual Review of Genetics 2.279 Mamm Genome 13.253 Developmental Cell 8.099 Hum Mol Genet 14.101 PLoS Biology 3.558 Genomics 7 IF Cited Journal all yrs 3.372 FEBS Lett 14.125 Trends Ecol Evol 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 Rest 81 1 6 8 4 8 7 17 6 5 6 13 80 1 5 10 9 10 12 9 6 3 1 14 Table 6: Excerpt from table showing, in 2006, journals that were cited by articles published in GENETICS Eigenfactor An Eigenfactor (EF) is a measure of overall value provided by journal articles published in a given year. With an Eigenfactor of .16, GENETICS ranked 6/298 in Eigenfactor’s Genetics and Heredity Field. 3 The 2005 data ranks GENETICS 93/6327 of all journals classified. In terms of Eigenfactor rankings of all journals, the top three overall journals are Nature (EF 2.23), Science (2.13), Journal of Biological Chemistry (2.04), and PNAS (1.94). Interestingly, because EigenFactor adjusts for citation patters across disciplines, many influential journals (while not recognized by Impact Factor) are ranked highly according to EigenFactor. Nature, Science, and PNAS are classified in the Multi-disciplinary Sciences Field, and are not included in Table 7 (below). Article Influence (AI) is a measure of a journal’s prestige based on per article citations and comparable to (and typically correlates with) ISI Impact Factor. So, as indicated in the GENEtics print article, with a 2004 AI of 2.61, the average paper in GENETICS is 2.61 times are influential as the average article in the scientific literature indexed by Thomson’s ISI. Recent data indicates that, in 2005, our AI is 2.43. Table 7 shows the top-60 journal rankings in the Molecular and Cell Biology Category, in which GENETICS is listed (in EigenFactor) with a ranking of 41/506. While JBC’s ISI impact factor is a modest 5.808 – which puts it at 39/262 ISI-indexed journals in Biochemistry & Molecular Biology category – its EigenFactor ranking #1/506-journal Molecular & Cell Biology category – twice that of the next highest journal. Rank Journal Title 1 2 3 4 5 6 7 8 9 10 Journal of Biological Chemistry Cell Journal of Immunology EMBO Journal Blood Molecular and Cellular Biology Cancer Research Nature Genetics Genes & Development Journal of Cell Biology EigenFactor 2.04 .75 .57 .50 .49 .46 .46 .39 .38 .38 Article Influence 2.40 17.24 2.48 6.88 3.04 4.15 2.78 13.97 10.39 6.25 3 As of 1 August 2007, based on 2004 data. In September 2007, since the printing of the original article, Eigenfactor released updated statistics using 2005 data, modified its site, and adjusted rankings and some categories. 8 Rank Journal Title 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Molecular Cell Nucleic Acids Research Biochemistry Oncogene Journal of Experimental Medicine Journal of Molecular Biology Journal of Clinical Investigation Current Biology Journal of Virology Biochem and Biophys Res Comm Nature Medicine Development Nature Cell Biology Nature Immunology FEBS Letters Journal of Cell Science American J of Human Genetics Molecular Biology of the Cell Journal of Bacteriology Biochemical Journal Molecular Microbiology Biophysical Journal Immunity Infection and Immunity Human Molecular Genetics Nature Reviews Mol Cell Biology Clinical Cancer Research Genome Research Plant Physiology Nature Biotechnology GENETICS FASEB Journal American Journal of Pathology Developmental Biology Bioinfomatics Endocrinology Plant Cell Developmental Cell International Journal of Cancer Nature Reviews Genetics Current Opinion in Cell Biology European Journal of Immunology Plant Journal British Journal of Cancer Trends in Biochemical Sciences Annual Review of Immunoloty Trends in Genetics Molecular Biology and Evolution Trends in Cell Biology Annual Review of Biochemistry EigenFactor .37 .36 .36 .32 .32 .32 .31 .31 .31 .29 .29 .28 .25 .23 .22 .22 .21 .20 .20 .18 .18 .18 .18 .18 .17 .17 .17 .17 .16 .16 .16 .15 .15 .14 .14 .14 .14 .13 .12 .11 .11 .11 .10 .10 .10 .10 .09 .09 .09 .08 Article Influence 10.18 3.03 1.55 2.60 7.07 2.57 6.44 6.34 1.66 1.06 12.84 4.13 10.63 14.34 1.46 3.54 5.22 1.62 1.62 1.74 3.23 2.03 8.64 8.64 3.87 19.75 1.72 4.84 2.33 7.84 2.43 2.60 2.47 2.68 3.16 1.73 4.88 10.28 1.35 13.57 8.73 2.05 2.69 1.22 7.16 26.52 6.60 3.10 7.94 22.45 Table 7: Excerpt from 2005 Molecular and Cell Biology category (506 journals), ranked by EigenFactor 9 Rank Journal Title 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Nature Genetics Genes & Development Oncogene American Journal of Human Genetics Human Molecular Genetics Genome Research GENETICS Nature Reviews Genetics Trends in Genetics Molecular Biology & Evolution Gene Trends in Ecology & Evolution Evolution Current Opinion in Genetics & Development Journal of Medical Genetics Genomics Gene Therapy Theoretical & Applied Genetics Human Mutation Molecular Phylogen and Evol Molecular Therapy Human Genetics Annual Review of Genetics Mutation Research – Fundamental & Molecular Mechanisms of Mutagenesis Human Gene Therapy Journal of Evolutionary Biology Journal of Molecular Evolution Genes to Cells Genes Chromosomes & Cancer European Journal of Human Genetics Genesis Genetics Epidemiology Mammilian Genome Molecular Genetics & Genomics Journal of Molecular Medicine Immunogenetics Genome Clinical Genetics Genes and Immunity Molecular Genetics and Metabolism 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 EigenFactor .39 .38 .32 .21 .17 .17 .16 .11 .09 .09 .08 .07 .07 Article Influence 13.97 10.39 2.60 5.22 3.87 4.84 2.43 13.57 6.60 3.10 1.25 8.41 2.19 .07 5.59 .05 .04 .04 .04 .04 .04 .04 .03 .03 2.10 1.40 1.36 .92 2.63 1.42 1.55 1.64 0.65 .03 1.08 .03 .03 .03 .03 .02 .02 .02 .02 .02 .02 .02 .02 .02 .01 .01 .01 1.25 1.70 1.36 1.98 1.27 1.25 1.66 1.70 1.06 .96 1.53 .97 .81 .92 1.34 .77 Table 8: Excerpt from 2005 JCR Genetics & Heredity category (96 journals), ranked by EigenFactor View Eigenfactor data at http://www.eigenfactor.org, and conduct an advanced search. 10 Bergstrom-McAfee Pricing For each journal in the index, the site provides information on price per article and price per citation, based on institutional pricing and information from ISI. The overall value of a journal is calculated by comparing the composite price index to the median for non-profit journals in the same subject. Each journal is given an overall value code – by color – green (very good), yellow (low value), red (very low value). Overall, Biology journals earning a: green/very good: 389 titles with Relative Cost Index <1.1 yellow/low: 294 titles with Relative Cost Index between 1.1 and 1.5 red/very low: 509 titles with a Relative Cost Index >1.5 GENETICS’ relative cost index of .22 earns it the highest category of cost-effectiveness (marked as “green” in the pricing index). Other Bergstrom-McAfee Pricing indices for GENETICS are: Price per article: $1.75 Price per citation: 0.51 Composite Price Index: 0.95 Relative Cost Index 0.22 The data for profit + non-profit 1191 Biology journals is: Mean Journal Price: $1,210.41 Median Journal Price: $756.00 Mean number of annual articles: 119.84 Median number of annual articles: 69.50 Mean number of citations: 319.57 Median number of citations: 88.30 Mean Price per article: $14.71 Median Price per article: $10.32 Mean Price per citation: $29.77 Median Price per citation: $8.09 Mean Composite Price Index: 15.06 Median Composite Price Index: 9.97 To look up cost information on GENETICS and other journals, see the beta version, freely available at http://www.journalprices.com. The site includes current data in Microsoft Excel, 11 allowing for easy sorting of all journals. Particularly interesting is the summary information – comparing price and cost data for profit and non-profit journals across all disciplines. 12
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