Dawn A. Marcus, MD, is associate professor in the Departments of Anesthesiology and Neurology at the University of Pittsburgh School of Medicine. She is a neurologist with the Pain Evaluation and Treatment Institute in Pittsburgh and coordinator of the institute's Interdisciplinary Headache Clinic. She is an active member of the American Pain Society and the American Association for the Study of Headache. She has received research grants to investigate various issues in headache, including headaches in pregnant women and the mechanisms of recurring headaches.