Erikson has a wide and honored reputation as psychoanalyst, anthropological researcher, and interpreter of social problems. His first book,<i>Childhood and Society</i>(1950), included chapters on such varied subjects as psychopathology of children and young adults, American Indian customs, Hitler, and a Russian movie. Throughout, he emphasized the problem of identity development and the effects on society of our residual childhood anxieties. His second book,<i>Young Man Luther</i>(1958), a psychoanalytic interpretation of the reformer, shed light not only on Luther but also on the crises in development of young people today. Erikson is now Professor of Human Development at Harvard. He is often called upon to deliver addresses at national and international meetings. This volume, his third published book, contains six addresses, somewhat revised and expanded, originally delivered between 1956 and 1963 in Germany, Austria, India, and America. All relate somewhat to the theses of responsibility, ethics, and the