Web of Science

Web of Science
Name	Web of Science
Producer	Clarivate
Launched	1960s
Disciplines	Multidisciplinary
Formats	Journal articles, conference proceedings, books, patents

Web of Science is a proprietary citation indexing and bibliographic database used for literature discovery, citation analysis, and research evaluation. It is produced by Clarivate and integrates content from journals, conference proceedings, and patents to support bibliometrics for institutions, funders, and researchers. The platform connects authors, publishers, and institutions through citation networks used in tenure decisions, grant reviews, and global rankings.

Overview

Web of Science operates as a curated index compiling metadata and citation links for scholarly works across science, technology, medicine, social sciences, and arts and humanities. Major stakeholders include Clarivate, Thomson Reuters (former owner), academic publishers such as Springer Nature, Elsevier, Wiley-Blackwell, and societies like the American Chemical Society and Institute of Electrical and Electronics Engineers. Institutions and funders such as the National Institutes of Health, European Research Council, National Science Foundation (United States), and university systems including Harvard University, University of Oxford, and University of Tokyo use the resource for assessment. Bibliometric outputs influence rankings produced by organizations like Times Higher Education and QS World University Rankings.

History and Development

The service has roots in citation indexing projects from the 1960s, informed by pioneers like Eugene Garfield and institutions such as the Institute for Scientific Information. Ownership and product evolution involved corporations including Company of Scientific and Technical Information affiliates, Thomson Corporation, and later Clarivate Analytics. Key milestones intersected with publishing events such as acquisitions of databases from ISI Web of Knowledge and partnerships with publishers including Nature Publishing Group and Oxford University Press. Developments paralleled initiatives like the rise of digital libraries at Stanford University, Massachusetts Institute of Technology, and national libraries such as the British Library.

Coverage and Content

Content selection draws on criteria influenced by editorial boards, publisher submissions, and indexing policies; comparable resources include Scopus from Elsevier, Google Scholar (product of Google), and subject repositories like arXiv run by Cornell University. Indexed sources include titles from Cell Press, The Lancet, Proceedings of the National Academy of Sciences, and monographs from university presses such as Cambridge University Press and Princeton University Press. Coverage spans contributions from influential figures and works associated with awards like the Nobel Prize and institutions such as the Royal Society and Max Planck Society. Geographic and language representation involves publishers based in regions linked to United States, United Kingdom, Germany, China, and Japan.

Indexing and Citation Metrics

Web of Science provides citation counts, h-index related measures, and journal-level indicators used alongside metrics like the Impact Factor (originally developed at the Institute for Scientific Information) and alternative metrics found in tools from Altmetric and research profiling services like ORCID. Universities and researchers cited include Stanford University, University of Cambridge, MIT, and scholars associated with awards such as the Fields Medal and Pulitzer Prize. National research assessments—involving agencies like Research England and bodies behind Leiden Rankings—use aggregated citation indicators derived from this index. Metrics feed into analytics products used by libraries at institutions such as Columbia University and University of California, Berkeley.

Access, Tools, and Platforms

Access is provided via institutional subscriptions purchased by universities, consortia, and government agencies, and integrated with platforms including EndNote (owned by Clarivate), discovery systems at libraries like Library of Congress, and research information systems such as Symplectic. Users link profiles via identifiers including ORCID and author registries maintained by publishers like Elsevier and Wiley. Competing and complementary infrastructures include PubMed (maintained by National Library of Medicine), CrossRef (a DOI registration agency), and platform initiatives from Digital Science.

Criticisms and Controversies

Critiques focus on coverage bias, transparency of selection criteria, and reliance on citation-based evaluation—issues debated by scholars at universities such as University of Amsterdam and initiatives like the San Francisco Declaration on Research Assessment. Controversies have involved conflicts with publishers including Elsevier over indexing agreements, debates around metrics used in tenure at institutions like University of California campuses, and scrutiny from funders including European Commission and national research councils. Alternative indexing approaches promoted by advocates at MIT and organizations such as SPARC emphasize openness and inclusion of non-traditional outputs.

Category:Bibliographic databases