Drs. Mann, Caroff, Keck, and Lazarus have given us an interesting and practical volume on NMS. It is an up-to-date work extensive enough to serve as a reference and concise enough to serve as a manual. It will make an important contribution to the field. Gregory Fricchione, M.D., Associate Chief of Psychiatry, Massachusetts General Hospital, Associate Professor of Psychiatry, Harvard Medical School, Boston, Massachusetts