In this interview Herbert York discusses topics such as: Richard Garwin, Edward Teller, hydrogen bomb, Los Alamos Scientific Laboratory, nuclear weapons, Antiballistic Missiles (ABM), JASON, President's Science Advisory Committee (PSAC), Permissive Action Links (PAL), command and control system, Harold Brown, satellites, global positioning system (GPS), nuclear test ban treaty. York's wife, Sybil York, occasionally participates in the interview as well.This interview is part of a collection of interviews on the life and work of Richard Garwin. To see all associated interviews, click here.