William Lawvere

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William Lawvere
Lawvere in Florence, 2003
Born	Francis William Lawvere (1937-02-09)February 9, 1937 Muncie, Indiana, U.S.
Died	January 23, 2023(2023-01-23) (aged 85) Chapel Hill, North Carolina, U.S.
Alma mater	Columbia University
Known for	Contributions to topos theory and philosophy of mathematics Lawvere theory Lawvere's fixed-point theorem
Awards	"Premio Giulio Preti", awarded by the Regional Council of Tuscany (2010)
Scientific career
Fields	Mathematics
Institutions	SUNY-Buffalo
Doctoral advisor	Samuel Eilenberg

Francis William Lawvere (/lɔːˈvɪər/; February 9, 1937 – January 23, 2023) was an American mathematician known for his work in category theory, topos theory and the philosophy of mathematics.