John Stallings

About

Famous for his work in the mathematical sub-fields of low-dimensional topology and geometric group theory, this University of California-Berkeley professor proved the Poincaré Conjecture and devised the Stallings Theorem about Ends of Groups.

Before Fame

After earning his undergraduate degree from the University of Arkansas, he received his mathematics doctorate from Princeton University.

Trivia

He was the 1970 recipient of the American Mathematical Society's Frank Nelson Cole Prize in Algebra.

Family Life

He was born and raised in Morrilton, Arkansas, and he later lived and worked in Berkeley, California.

Associated With

He and fellow American mathematician David Gale were contemporaries.