Darrah Westrup, Ph.D., is a clinical psychologist with the National Center for PTSD at the Veterans Affairs Palo Alto Health Care System in California. She serves as attending psychologist at the Women”s Trauma Recovery Program, a ten-bed, sixty-day residential treatment program for women veterans with military-related PTSD. She is also program director of the Outpatient Women”s Mental Health Center. Westrup received her graduate degree from West Virginia University and completed her postdoctoral fellowship in the behavioral medicine department at Stanford University. She has clinical and research expertise in the areas of PTSD, substance abuse, stalking behavior, and experiential avoidance as it relates to psychological dysfunction.