Ambassador Gallucci is currently a Distinguished Professor in the Practice of Diplomacy at Georgetown University’s Walsh School of Foreign Service. He previously served as U.S. Ambassador-at-Large and Special Envoy for the U.S. Department of State, focused on the non-proliferation of ballistic missiles and weapons of mass destruction. He was the chief US negotiator during the North Korean nuclear crisis of 1994 and served as Assistant Secretary of State for Political-Military Affairs and as Deputy Executive Chairman of the UN Special Commission following the first Gulf War. Upon leaving public service, Ambassador Gallucci served as Dean of the School of Foreign Service at Georgetown University for 13 years before he became president of the John D. and Catherine T. MacArthur Foundation.