Alexander S. Wiener

Alexander Solomon Wiener was an American biologist and physician, specializing in the fields of forensic medicine, serology, and immunogenetics. His work led to the discovery of the Rh factor in 1937, along with Karl Landsteiner, and subsequently to the development of exchange transfusion methods that saved the lives of infants with hemolytic disease of the newborn. He received a Lasker Award for his achievement in 1946.