Eugene Paul  Wigner was a Hungarian American theoretical physicist and mathematician. Eugene Paul Wigner, born in Budapest, Hungary on November 17, 1902. Wigner studied chemical engineering and received a Ph.D. from the Institute of Technology in Berlin in 1925. After serving as a lecturer there and at the University of Göttingen, he went to the United States. Apart from two years (1936–38) as professor of physics at the University of Wisconsin, he spent his academic life at Princeton University, serving as a professor of mathematical physics from 1938 until his retirement in 1971. He became a naturalized U.S. citizen in 1937. In 1968, he received the National Medal Of Science.