born October 3, 1944, Brussels, Belgium
Gave solution of the three Weil conjectures concerning generalizations of the Riemann hypothesis to finite fields. His work did much to unify algebraic geometry and algebraic number theory.
born April 18, 1949, Washington, D.C.
Contributed several innovations that revised the study of multidimensional complex analysis by finding correct generalizations of classical (low-dimensional) results.
Pierre René DELIGNE
Institut des Hautes Études Scientifiques
Charles Louis FEFFERMAN
Princeton University