Kind and wise Jules H. Masserman has ably edited a timely and important book recording the contributions of (25) international authorities participating in the Fifth International Conference on Transcultural Problems of Youth (1969). The conference was sponsored by the American Psychiatric Association and the Forest Hospital Foundation, in collaboration with Northwestern University. Each participant reported his data and commentaries along the following lines: (1) The historical, socio-cultural, religious, economic, and other influences on the youth of the country. (2) The range of what is considered "normal" with regard to familial, educational, occupational, sexual, marital, and parental behavior. (3) The use and abuse of alcohol and drugs. (4) The dynamics of personal and group protest, including vandalism, violence, juvenile crime, gang formations, and mass protests with or without violence. (5) The modes of dyadic, familial, and social prevention or mitigation of such excesses. (6) The availability of private, social agency, and