Mastery of Obsessive Compulsive Disorder: Therapist Guide (Therapyworks Series)

Michael J. Kozak, Ph.D., is associate professor of Psychiatry at Allegheny University of the Health Sciences and clinical director at the Center for the Treatment and Study of Anxiety. He was a member of the workgroup of Obsessive-Compulsive Disorder for the DSM-IV.

Edna B. Foa, Ph.D., is professor at the Allegheny University of the Health Services and director of the Center for the Treatment and Study of Anxiety. She has published several books and over 100 articles and book chapters, has lectured extensively around the world, and was chair of the OCD work group and co-chair of the PTSD work group of the DSM-IV.