Pugwash Conferences on Science and World Affairs
Barnaby was Director of the Stockholm International Peace Research Institute (SIPRI) from 1971–1981. In 1981, Barnaby became a founding member of the World Cultural Council. He was a Professor at the VU University Amsterdam 1981–85, and awarded the Harold Stassen Chair of International Relations at the University of Minnesota in 1985. He has been the Executive Secretary of the Pugwash Conferences on Science and World Affairs.