The end ofthe Cold War opened unprecedented opportunities for reductions in weapons of mass destruction. With these opportunities came new challenges, both scientific and political. Traditionally approached by different groups, the scientific, technical and political challenges are inextricably intertwined. Agreements to dismantle and destroy chemical, nuclear and conventional weapons, after having been negotiated via diplomatic channels, require the expertise of scientists associated with their development to determine the safest and most environmentally sound methods of destruction. It is...