Alfred Goodman Gilman was an American pharmacologist and biochemist. He and Martin Rodbell shared the 1994 Nobel Prize in Physiology or Medicine "for their discovery of G-proteins and the role of these proteins in signal transduction in cells." The Nobel Prize in Physiology or Medicine 1994, announced October 10, 1994. Alfred G. Gilman and Martin Rodbell, “for their discovery of G-proteins and the role of these proteins in signal transduction in cells”. Alfred G. Gilman: born 1941, New Haven, CT, USA. Martin Rodbell: born 1925, Baltimore, MD, USA. Wiki link Wiki link Data: the Nobel Foundation (CC0).