An estimated 70% of adults in the United States have experienced a traumatic event at least once in their lives. Though most recover on their own, up to 20% develop chronic Posttraumatic Stress Disorder. For these people, overcoming PTSD requires the help of a professional. This guide gives clinicians the information they need to treat clients who exhibit the symptoms of PTSD. It is based on the principles of Prolonged Exposure Therapy, the...