The President's National Medal of Science: Recipient Details
Joseph B. Keller
Professor of Mathematics & Mechanical Engineering
Stanford,California 94305 USA
Mathematics and Computer Sciences
"For his outstanding contribution to the geometrical theory of diffraction. This is a major extension of geometrical optics which succeeds, after many centuries, in adding the physics of diffraction to the simple ray concepts of optics and of other wave motions."
Presented by President Reagan in a White House ceremony on July 15, 1988.