Robert L Spitzer Author

Michael B. First M.D., is a Professor of Clinical Psychiatry at Columbia University and a Research Psychiatrist at the Division of Clinical Phenomenology at the New York State Psychiatric Institute. Janet B.W. Williams, Ph.D., is Professor Emerita of Clinical Psychiatric Social Work (in Psychiatry and Neurology), Columbia University and Senior Vice President of Global Science, at MedAvante, Inc. Lorna Smith Benjamin, Ph.D., Adjunct Professor of Psychiatry and Professor Emerita of Psychology, University of Utah, Salt Lake City, Utah. Robert L. Spitzer, M.D., is Professor Emeritus of Psychiatry at Columbia University.