Peter Johnstone (mathematician)

Peter T. Johnstone ( born 1948 ) is a British mathematician.

Johnstone was 1974 when Frank Adams at the University of Cambridge PhD ( Some aspects of internal category theory in at elementary topos ). He is professor of foundations of mathematics at the University of Cambridge and Fellow of St. John 's College.

It deals with topos theory and applications of category theory in computer science.

In 1979, he was first with Peter Cameron winner of the Whitehead Prize.

Writings

• Topos Theory, Academic Press 1977
• Sketches of an elephant: a topos theory compendium, 2 volumes, Oxford University Press 2002
• Notes on logic and set theory, Cambridge University Press 1987
• Stone spaces, Cambridge University Press 1982
• Publisher Indexed categories and their applications; Lecture Notes in Mathematics 661, Springer Verlag 1978