June 28, 2012
/PRNewswire/ -- The Intellectual Property & Science division of Thomson Reuters, the world's leading source of intelligent information for businesses and professionals, today announced the release of the 2011
Journal Citation Reports®
the world's most influential resource for information on highly cited, peer-reviewed publications and the source of annual Journal Impact Factors.
The 2011 release, with separate editions for Science and Social Sciences, features the largest-ever
with 10,677 journal listings in 232 disciplines; 2,552 publishers from 82 countries are represented. A total of 528 journals receive their first Journal Impact Factor in this latest
includes a combination of impact and influence metrics, and millions of cited and citing journal data points that comprise the complete journal citation network in the Thomson Reuters
Web of Science
's Science and Social Science indexes,
enabling its users to have an accurate view of each journal's ranking in the world of scholarly literature.
Since its inception in 1975, the
has grown steadily. The first
was released as a tool for assessing the performance of the world's leading scientific journals. Its first edition included 2,630 journals. The Social Sciences were included in the
in 1977, adding 1,285 additional journals that year. Throughout its 37-year history, the
has made continual updates to ensure that both coverage and indicators accurately reflect the changing trends in global research. The various metrics and detailed citation information included in
provide a multifaceted view of the importance researchers place on particular journals as evidence by citation. In 2006, Thomson Reuters launched a special initiative aimed at expanding coverage of Regional Content. The
Web of Science
now covers of 2,000 Regional Journals, many of which have appeared in the
for the first time in recent years.
"Since its inception and with every subsequent release the
has facilitated discovery for its worldwide subscribers," said
, vice president of editorial and publisher relations at Thomson Reuters. "Thomson Reuters is fully aware of the importance of
in the scholarly community and is dedicated to the production of reliable metrics that can be used effectively in the ongoing selection of the world's top-tier international and regional journals – journals that exemplify the quality demanded by our users worldwide."
offers librarians, publishers, authors, researchers, universities, institutions and bibliometricians a systematic, objective means to critically evaluate the world's leading journals with quantifiable, statistical information based on citation data.
Journal Selection decisions for the
are made throughout the course of a year with the goal of identifying, evaluating and selecting the most important and influential international and regional journals for coverage in the Thomson Reuters
Web of Science
platform. Once citations are available for a minimum 2-year period of time, these data are then analyzed and published in the
For more information on
Journal Citation Reports
, please visit
For information on how to submit journals, please visit:
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and major operations in
, Thomson Reuters employs approximately 60,000 people and operates in over 100 countries. For more information, go to
SOURCE Thomson Reuters