As of October 2019, eighteen Johns Hopkins laureates have won the Nobel Prize in Physiology or Medicine. Four Nobel Prizes were shared by Johns Hopkins laureates: George Minot and George Whipple won the 1934 Nobel Prize in Physiology or Medicine, Joseph Erlanger and Herbert Spencer Gasser won the 1944 Nobel Prize in Physiology or Medicine, Daniel Nathans and Hamilton O. Smith won the 1978 Nobel Prize in Physiology or Medicine, and David H. Hubel and Torsten N. Wiesel won the 1981 Nobel Prize in Physiology or Medicine.