Due to the release of two major textbooks in child and adolescent psychiatry in the last t years, Dr. Hendren felt the findings from these books, particularly in biologic psychiatry, shou be included in this new edition of this book. For this revised and updated second edition, Dr. Hendren has reviewed every question, answer, and explanation to ensure coverage of the majo advances in the classification of child and adolescent disorders represented in the DSM-IV Some questions not only reflect this move into biologic psychiatry but also into managed care the field.