Michael W. Otto, Ph.D., is Professor of Psychology and Director of the Translational Research Program at the Center for Anxiety and Related Disorders at Boston University.Naomi M. Simon, M.D., is Associate Director of the Center for Anxiety and Traumatic Stress Disorders at Massachusetts General Hospital, and Associate Professor of Psychiatry at Harvard Medical School.Bunmi O. Olatunji, Ph.D., is Assistant Professor of Psychology at Vanderbilt University.Sharon C. Sung, Ph.D., is Assistant in Psychology at the Massachusetts General Hospital and Instructor in Psychiatry at Harvard Medical School.Mark H. Pollack, M.D., is Professor of Psychiatry and Director of the Center for Anxiety and Traumatic Stress Disorders at Massachusetts General Hospital and Harvard Medical School.