Nicholas A. Sims is an Emeritus Reader in International Relations at the London School of Economics and Political Science (University of London), where he taught from 1968 to 2010. His research and writing have specialized in disarmament treaties and their review and reinforcement. His books on the Biological Weapons Convention include The Diplomacy of Biological Disarmament (St Martin’s Press, 1988), The Evolution of Biological Disarmament (Oxford University Press for SIPRI, 2001) and The Future of Biological Disarmament (Routledge, 2009).