LEONARD W. DOOB is Sterling Professor Emeritus of Psychology at Yale University. Throughout his career he has focused his research on interdisciplinary topics and has sought to apply promising scholarly findings to real-life situations, concentrating in particular on psychological warfare and conflicts in Africa and Northern Ireland. He has published numerous articles and books, including Panorama of Evil (Greenwood, 1978), The Pursuit of Peace (Greenwood, 1981), and Sustainers and Sustainability (Praeger, 1995).