T H O M S O N S C I E N T I F I C Editorial Development James Testa, Director

T H O M S O N S C I E N T I F I C Managing Science with the Web of Science Created for bibliographic purposes Created for bibliographic purposes Also provides a view of the activities of science and scientists. Also provides a view of the activities of science and scientists. Evaluate research role of Evaluate research role of Journals Journals Scientists Scientists Organizations Organizations Communities Communities

T H O M S O N S C I E N T I F I C Managing Science…Web of Science Define Relationships between Define Relationships between Individual Journals Individual Journals Journals and fields of study Journals and fields of study Measure impact of current research Measure impact of current research Spot trends in scholarship Spot trends in scholarship Measure citation rates and citation links Measure citation rates and citation links

T H O M S O N S C I E N T I F I C Managing Science…Web of Science Provide measures useful in Managing Science: Quantitative, Quantitative, Objective, Objective, Fundamental Fundamental Allocate resources – Measure Progress

T H O M S O N S C I E N T I F I C What is our Purpose? What is our Purpose? Build and maintain a multidisciplinary collection of world’s most important and influential international and regional journals. Build and maintain a multidisciplinary collection of world’s most important and influential international and regional journals. Who are we? Who are we? Professional librarians, information specialists, graduate degrees in science or humanities. Professional librarians, information specialists, graduate degrees in science or humanities. When are journals evaluated for coverage? When are journals evaluated for coverage? On an ongoing basis throughout the year. On an ongoing basis throughout the year. Editorial Development

T H O M S O N S C I E N T I F I C Journal Selection Process Objective Objective Applied consistently to ALL publishers Applied consistently to ALL publishers Credible Credible Search >>> Measure >>> Evaluate

T H O M S O N S C I E N T I F I C Web of Science Journal Selection Process Web of Science Journal Selection Process Citation analysis Citation analysis Self Citation Rate Self Citation Rate SCIE vs. SCI SCIE vs. SCI Social Sciences Citation Index Social Sciences Citation Index Arts & Humanities Citation Index Arts & Humanities Citation Index

T H O M S O N S C I E N T I F I C Journal Selection Process Eugene Garfield, PhD Web of Science is comprehensive but not all inclusive. Web of Science is comprehensive but not all inclusive. Small number of journals publish the bulk of significant scientific results. Small number of journals publish the bulk of significant scientific results. 300 journal produce more than half of what is cited and nearly a third of what is published. 300 journal produce more than half of what is cited and nearly a third of what is published. 3,000 journals produce 80% of published articles and 95% of cited articles. 3,000 journals produce 80% of published articles and 95% of cited articles. 2,000 journals evaluated annually 2,000 journals evaluated annually 10% accepted 10% accepted

T H O M S O N S C I E N T I F I C … Journal Selection 1.Basic Journal Publishing Standards 2.Editorial Content 3.International Diversity 3.International Diversity 4. Citation Analysis 4. Citation Analysis

T H O M S O N S C I E N T I F I C … Journal Selection 1.)Publishing Standards a.) Timeliness a.) Timeliness b.) Editorial Conventions b.) Editorial Conventions c.) English Language Bibliographic c.) English Language Bibliographic Information Information d.) Peer Review d.) Peer Review

T H O M S O N S C I E N T I F I C... Journal Selection 2.) Editorial Content Do we need this journal in the database, or is the category already well covered?

T H O M S O N S C I E N T I F I C... Journal Selection 3.) International Diversity 3.) International Diversity Do the authors, editors, and editorial advisory board members represent the international community? Does this journal reflect the global context in which scientific research takes place? Does this journal reflect the global context in which scientific research takes place?

T H O M S O N S C I E N T I F I C 3. …International Diversity Regional Journals: To properly reflect the global context in which scientific research takes place, and to provide balanced coverage in each category, Thomson also seeks to cover the best regional journals. To properly reflect the global context in which scientific research takes place, and to provide balanced coverage in each category, Thomson also seeks to cover the best regional journals.

T H O M S O N S C I E N T I F I C 3. …International Diversity Infectious Diseases category Journal level:8 countries represented (2004 JCR) Article level: 115 countries represented (National Science Indicators)

T H O M S O N S C I E N T I F I C... Journal Selection 4. Citation Analysis 4. Citation Analysis Capture all cited references to articles in covered journals and to articles in journals not covered. Capture all cited references to articles in covered journals and to articles in journals not covered. Expert use of citation data help ISI identify important, influential, and useful publications. Expert use of citation data help ISI identify important, influential, and useful publications. Measure use by analyzing citation data. Measure use by analyzing citation data.

T H O M S O N S C I E N T I F I C …Journal Selection …4. Citation Analysis Crystallography Crystallography Fewer Articles, Fewer Citations Fewer Articles, Fewer Citations Biotechnology, Genetics Biotechnology, Genetics Many Articles, Many Citations Many Articles, Many Citations Arts & Humanities Arts & Humanities Slow citation growth Slow citation growth Life Sciences Life Sciences Rapid citation growth Rapid citation growth

T H O M S O N S C I E N T I F I C... Journal Selection 4. Citation Analysis 4. Citation Analysis Citations to the journal itself (Impact Factor) Citations to the journal itself (Impact Factor) Citations to the contributing authors and editorial board members. Citations to the contributing authors and editorial board members.

T H O M S O N S C I E N T I F I C... Journal Selection Citation Analysis Citation Analysis - Established Journals Impact Factor: …the average number of times recent articles in a journal were cited in a particular year.

T H O M S O N S C I E N T I F I C... Journal Selection...4. Citation Analysis...4. Citation Analysis Emerging Infectious Diseases 2004 Impact factor: 5.643

T H O M S O N S C I E N T I F I C Journal Citation Reports (JCR) Science Edition Impact Factor Calculation Journal:Emerging Infectious Diseases Impact Factor:5.643 Cites in 2004 to articles published in : 2003 = 1, = 1, = 3, = 3,149 Number of articles published in: 2003 = = = = 558Calculation: Cites to recent articles 3,149 = Number of recent articles 558

T H O M S O N S C I E N T I F I C Journal Citation Reports (JCR) Science Edition Journal:Emerging Infectious Diseases Impact Factor:5.643 Self citation rate: 8.80% Self citation rate: 8.80% 279 self citations / 3,149 Cites (02+03) 279 self citations / 3,149 Cites (02+03) Journal of Original Research Journal of Original Research 374 articles published in articles published in Original Research Papers 371 Original Research Papers 3 Review Articles 3 Review Articles Open Access Journal Open Access Journal

T H O M S O N S C I E N T I F I C... Journal Selection Citation Analysis Citation Analysis - New Journals – citations to the work of authors and editorial board members. - New Journals – citations to the work of authors and editorial board members. Has the past work of authors and editorial advisory board members received citations?

T H O M S O N S C I E N T I F I C …Journal Selection …4. Citation Analysis Self Citations: 80% of all journals listed in the JCR Science Edition have self-citation rates of less than 20%. 80% of all journals listed in the JCR Science Edition have self-citation rates of less than 20%. Excessive self-citation weakens the integrity of the journal’s Impact Factor. Excessive self-citation weakens the integrity of the journal’s Impact Factor.

T H O M S O N S C I E N T I F I C Building on the foundation of Thomson Citation Indexing Find the most important articles / journals of the 20 th Century – WoS Century of Science Find the most important articles / journals of the 20 th Century – WoS Century of Science Cited Half Life > 9.5 years: Cited Half Life > 9.5 years: 1100 Science journals 1100 Science journals 400 Social Science journals 400 Social Science journals Cited reference searching: Cited reference searching: Powerful tool in the discovery process Powerful tool in the discovery process Effective measure of author importance/influence. Effective measure of author importance/influence.

T H O M S O N S C I E N T I F I C Science Citation Index Expanded Science Citation Index Expanded 6,200 journals 6,200 journals Science, Medicine, Agriculture, Technology, Behavioral Sciences Science, Medicine, Agriculture, Technology, Behavioral Sciences Available online: Web of Science Available online: Web of Science Every journal selected meets all selection criteria Every journal selected meets all selection criteria Science Citation Index Science Citation Index 3,800 journals 3,800 journals Highly cited, High impact journals Highly cited, High impact journals Available on CDROM and Print Available on CDROM and Print Includes the best regional journals Includes the best regional journals

T H O M S O N S C I E N T I F I C Category: Infectious Diseases Category: Infectious Diseases Science Citation Index Expanded Science Citation Index Expanded 46 journals 46 journals Science Citation Index Science Citation Index 29 journals 29 journals Highly cited, High impact international and regional journals. Highly cited, High impact international and regional journals.

T H O M S O N S C I E N T I F I C Social Sciences Citation Index Social Sciences Citation Index 1,798 journals 1,798 journals All journals meet Thomson ISI selection criteria. All journals meet Thomson ISI selection criteria. Citation rates and Impact generally lower than for journals in the Natural Sciences. Citation rates and Impact generally lower than for journals in the Natural Sciences. Citations rise, peak, and decline. Citations rise, peak, and decline. Importance of regional studies. Importance of regional studies.

T H O M S O N S C I E N T I F I C Arts & Humanities Citation Index Arts & Humanities Citation Index 1,123 journals 1,123 journals All journals meet Thomson ISI selection criteria. All journals meet Thomson ISI selection criteria. Journal Citation metrics not generally relevant in the Arts & Humanities. Journal Citation metrics not generally relevant in the Arts & Humanities. Citations cyclical varying with scholarly interest in the topic. Citations cyclical varying with scholarly interest in the topic.

T H O M S O N S C I E N T I F I C Thank you. Visit the ISI Web site at Self Citation Essay: Contact me at