Metadata Quality

Metadata Quality is responsible for data quality within the WorldCat bibliographic database, knowledge base, and registry. The team works closely with OCLC members on cataloging policy and data quality issues.

WorldCat validation

See all WorldCat validation release notes and known issues.

AskQC
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Find virtual AskQC office hour (VAOH) information, recordings, and supporting materials.
Expert community
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Find guidelines, frequently asked questions (FAQ), and Sharing Session minutes for OCLC's Expert community members.
- About the OCLC Expert Cataloging community
- OCLC Expert Cataloging Community Sharing Sessions
Frequently asked questions
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Frequently asked questions (FAQ) about WorldCat Quality, including FAQ about authority and bibliographic records, duplicate records, identities, policies, and VIAF.