Yalow, Rosalyn Sussman (1921-) American physicist Yalow was born in New York City and educated at Hunter College and at the University of Illinois, where she obtained her PhD in nuclear physics in 1945. Since 1947 she has worked at the Veterans Administration Hospital in the Bronx as a physicist and, since 1968, she has also held the post of research professor at the Mount Sinai School of Medicine.