Patrick Henry Winston (February 5, 1943 – July 19, 2019) was an American computer scientist and professor at the Massachusetts Institute of Technology. Winston was director of the MIT Artificial Intelligence Laboratory from 1972 to 1997, succeeding Marvin Minsky, who left to help found the MIT Media Lab. Winston was succeeded as director by Rodney Brooks. Winston served as president of the Association for the Advancement of Artificial Intelligence from 1985–1987. Winston died in Boston on July 19, 2019.