Margaret D. Weiss
University of British Columbia
Margaret D. Weiss, MD, PhD, FRCP(C), is currently the Director of Child and Adolescent Psychiatry at University of Arkansas Medical Sciences. She has specialized in diagnosis, treatment and research in ADHD in all age groups. She received her MD and Fellowship in Psychiatry from McGill University and her PhD in the History of Science from Harvard University. Dr. Weiss has published over 125 peer-reviewed articles relating to these topics. She is the author of two book chapters on ADHD, and coauthored the book ADHD in Adulthood: A Guide to Current Theory, Diagnosis, and Treatment. Dr. Weiss is known for her research demonstrating that melatonin is a safe and effective treatment for initial insomnia in ADHD. She is the author of the Weiss Functional Impairment Rating Scale, a widely used measure translated into thirteen languages. She has lectured in more than twenty-one countries. She was the Director of the ADHD Program at Children’s Hospital for 15 years. She has helped launch and participated in writing the Canadian guidelines for ADHD for the last four editions.