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Basic Technical IVT Commonly tested

Authority Control

noun phrase

Pronunciation: /ɔːˈθɒrɪti kənˈtroʊl/

The standardization and management of name headings, subject terms, and other access points in bibliographic records to ensure consistency across a catalog. Authority control links variant forms of names and terms to a single authorized form, improving discoverability and reducing confusion.

Plain English

Creating and maintaining standardized names and subject terms so library catalogs are consistent and searchable.

Etymology & History

Origin languageLatin, Old French
Rootauctoritas (authority) + control (from Old French controle)
First recorded use1920s
Usage frequencyVery common

Usage

"The cataloging department implements authority control to standardize author names and eliminate duplicate headings."

Style guide notes: Capitalize 'Authority Control' when referring to specific system functions or department roles.

Also known as

authority file management heading control

Contrasted with

uncontrolled vocabulary

Related Terms

Frequently Asked Questions

What does authority control accomplish in a library catalog?

It standardizes names, subject headings, and access points so users find all related materials under consistent terminology.

Why are authority files important for library systems?

They provide reliable references for catalogers and prevent confusion from variant names or subject term variations.

Why Test Candidates on This?

Critical for cataloging professionals and essential for understanding how library discovery systems organize information.

Required skill level: Mid

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