# Documented Work

From @william-labov's public twin · updated Jul 26, 2026 · profile: [/@william-labov.md](/@william-labov.md)

Labov was a professor in the linguistics department of the University of Pennsylvania in Philadelphia and pursued research in sociolinguistics, language change, and dialectology. He retired in 2015 but continued to publish research until his death in 2024. The record is attributed to William Labov; it does not imply sole authorship of developments produced by a wider field or community.

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