Jonathan Dean (1924-2014) was a distinguished U.S. diplomat (1950-1980) and from 1984 to 2007 global security adviser to the Union of Concerned Scientists, Washington, D.C. During the 1980s and 1990s he was a pioneering conceptual thinker, writer and speaker on detente in Europe, global cooperative security, arms control and disarmament. He authored: Watershed in Europe (1987), Meeting Gorbachev s Challenge (1989) and Ending Europe s Wars (1994). This volume contains his biography and bibliography, six texts on detente and arms control in Europe in the 1980s: Beyond First Use; MBFR; Alternative Defence; Berlin; A Crisis Management Center; Conventional Arms Control in Europe and six texts on the new security order in Europe since the 1990s: Components of a Post-Cold War Security System for Europe; Constraining Technological Weapons Innovation; NATO Enlargement: Act II; Ten Years after the Wall; Future Security in Space; Rethinking Security: Return to the Grotean Pattern."