"I was a pacifist when Pacifism was in fashion, I was working for the Royal Air Force when bombing was in fashion, I was at the United States Disarmament Agency when disarmament was in fashion - and so on." Freeman Dyson, Professor of Physics at the Institute for Advanced Study in Princeton, New Jersey, talks to Geoff Watts about his involvement in some of the most important and controversial scientific and moral issues of the last 30 years.
(long wave only)