The Journal Impact Factor

The Journal Impact Factor G. Beretta HP Labs Palo Alto January 21, 2009 G. Beretta (HP Labs Palo Alto) The Journal Impact Factor January 21, 2009 1/5

Why should I care about the impact factor? Example: research in China Which fraction of your submissions is from China? In China, a Principal Investigator’s basic yearly salary is several thousand dollars The basic stipend for grad students is about $500 a year The rest is made up with productivity-based supplements Source: Science, 322, 664–666 G. Beretta (HP Labs Palo Alto) The Journal Impact Factor January 21, 2009 2/5

Publication boni Example: research in China Publication boni are part of the productivity-based supplements Data for the Chinese Academy of Sciences’s Institute of Chemistry: Nature or Science: $2500 or more Physical Review Letters or Journal of the American Chemical Society: about $1300 Journal with impact factor > 3: about $500 Journal with impact factor < 3: less than $200 Boni are divvied according to the author’s contributions In addition, universities also pay productivity-based salaries to professors Source: Science, 322, 664–666 G. Beretta (HP Labs Palo Alto) The Journal Impact Factor January 21, 2009 3/5

Europe In Europe, grant-giving agencies consider the impact factor of the journals in which results are published When publishing, researchers are more concerned with a journal’s impact factor than with its reputation The quality of the manuscripts you receive depend on your journal’s impact factor G. Beretta (HP Labs Palo Alto) The Journal Impact Factor January 21, 2009 4/5

What is your impact factor? 3.0 TIP 2.5 2.0 JOSA 1.5 1.0 OE JIST 0.5 JEI 0.0 2003 2004 2005 2006 2007 G. Beretta (HP Labs Palo Alto) The Journal Impact Factor January 21, 2009 5/5

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The Journal Impact Factor

by Giordano Beretta on Feb 03, 2009

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