Jean-Pierre Serre

* September 15, 1926, Bages, France

Fields Medal - 1954

For achieving major results on the homotopy groups of spheres, especially through the use of the method of spectral sequences. He also reformulated and extended some of the main results of complex variable theory in terms of sheaves.

Abel Prize - 2003

For playing a key role in shaping the modern form of many parts of mathematics, including topology, algebraic geometry and number theory.