In the third edition of the best-selling The PTSD Workbook, psychologists and trauma experts Mary Beth Williams and Soili Poijula offer readers the most effective tools available for treating post-traumatic stress disorder (PTSD). In this fully revised and updated workbook, readers will learn how to move past the trauma they have experienced; manage symptoms such as insomnia, anxiety, and flashbacks; and find important updates reflecting the new DSM-V definition of PTSD.