Peter J. Freyd

Peter J. Freyd
Freyd in 2008
Born	February 5, 1936 (1936-02-05) (age 88) Evanston, Illinois, U.S.[1]
Alma mater	Brown University (BA) Princeton University (PhD)
Known for	Freyd–Mitchell theorem, HOMFLY polynomial, Allegory (category theory)
Scientific career
Fields	Category theory
Institutions	University of Pennsylvania
Doctoral advisors	Norman Steenrod David Buchsbaum

Peter John Freyd (/fraɪd/; born February 5, 1936) is an American mathematician, a professor at the University of Pennsylvania, known for work in category theory and for founding the False Memory Syndrome Foundation.