Preface. About the authors. Introduction. Accidental nuclear war: the problematique (H. Wiberg). Accidental nuclear war in the context of global problems (K.K. Rebane). The Systems and their Components. Strategic defense and inadvertent nuclear war (H.L. Abrams). Accidental nuclear war considered from the area of reliability of large technological systems (B. Natvig). Computers and accidental nuclear conflict (B.V. Rauschenbach). How Humans May Err - from Private to President. Human reliability, instability and the control of nuclear weapons (H.L. Abrams). Why we cannot rely on decision-makers in times of crisis (M. Cullberg-Weston). Preventing the ultimate disaster: misperception at the top (F.L. Shiels). The time factor (F. Calogero). The psychology of risk compensation and its implications for accidental nuclear war (M. Bradley). Organizations as Solutions and as Problems. The security paradox and the fear trap (I.D. Petersen, P. Smoker). Nuclear profileration: neither safe nor stable (L.R. Leavitt, P. Bracken). What Can be Done - and by Whom? Minimizing the risks for accidental nuclear war: an agenda for action (M.D. Intriligator, D.L. Brito). Political aspects of minimizing the risk of accidental nuclear war (A.K. Kislov). Counteracting accidental nuclear war (V. Belous). Would actions to survive a nuclear winter help public opinion see the urgency of preventative measures? (I. Ahlstrand). Multilateral measures to prevent accidental nuclear war and to manage nuclear crisis (T. Kanninen). Appendices. The Stockholm Decision. Abbreviations. Bibliography.