Carl-Wilhelm Reinhold de Boor is a German-American mathematician and professor emeritus at the University of Wisconsin–Madison. He was born on December 3, 1937 in Stupsk, Poland. e received his first postgraduate degree, a Ph.D. from the University of Michigan, in 1966, and then became an assistant professor at Purdue University. In 1972, he accepted a position as professor of mathematics and computer science at the University of Wisconsin–Madison, working out of the UW's Army Math Research Center, which had recently been bombed in opposition to the Vietnam War. In 1997 he was elected to the National Academy of Sciences, and he received the 2003 National Medal of Science in mathematics. Other honors have included election to the American Academy of Arts and Sciences in 1987 and the National Academy of Engineering in 1993, honorary degrees from Purdue University and Technion as well as membership in the German Academy of Sciences Leopoldina in Germany and the Polish Academy of Science. He won the John von Neumann Prize from the Society for Industrial and Applied Mathematics in 1996 and the John A. Gregory Award of Geometric Design in 2009.