Mark Zimmerman, MD, is a former professor of psychiatry and human behavior at Brown University in Providence, Rhode Island, and is currently the
Chief of Psychiatry and Behavioral Health at South County Psychiatry in North Kingstown, Rhode Island. Dr. Zimmerman received his undergraduate degree from Columbia University, and his medical degree from Chicago Medical School. He completed his postgraduate training at the Medical College of Pennsylvania, and held an academic appointment as assistant professor at the same time he was a resident in psychiatry. Dr Zimmerman has been an active researcher and is a widely published author with more than 500 articles and book chapters. For the past 30 years he has been the principal investigator of the Rhode Island Methods to Improve Diagnostic Assessment and Services (MIDAS) project. The goal of the MIDAS project has been to integrate research methodology into routine clinical practice in order to improve clinical practice. He is on the editorial board of 10 journals, including Bipolar Disorders. Dr Zimmerman has developed several instruments for clinical and research use and recently validated interviews that he developed for the DSM.5.TR anxious distress and mixed features specifiers. He has won numerous awards for his research, and he served as the personality disorders section editor for the revision of the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition. He is the author of the recently revised Interview Guide to Diagnose DSM-5 Psychiatric Disorders and the Mental Status Examination, a leading textbook for psychiatric diagnosis and assessment.