Simon Donaldson

Sir Simon Kirwan Donaldson (born 20 August 1957) is an English mathematician known for his work on the topology of smooth (differentiable) four-dimensional manifolds, Donaldson–Thomas theory, and his contributions to Kähler geometry. He is currently a Professor in Pure Mathematics at Imperial College London. After being a member of the Simons Center for Geometry and Physics (SCGP) for a decade, he holds Emeritus Professor status at the SCGP and Stony Brook University, in New York state.