The PTSD Workbook, Third Edition: Simple, Effective Techniques for Overcoming Traumatic Stress Symptoms

Mary Beth Williams, PhD, LCSW, CTS, is an author, researcher, lecturer, and trainer in the area of trauma. She also treats trauma survivors in private practice at the Trauma Recovery Education and Counseling Center in Warrenton, Virginia. Williams is former president of the Association of Traumatic Stress Specialists.

Soili Poijula, PhD, is a clinical psychologist, licensed psychotherapist, and director at Oy Synolon Ltd., a center for trauma psychology in Finland, where she has done pioneering work as a developer of post-trauma psychotherapy.

Wendy Tremont King, a classically trained actor and accomplished puppeteer, got her start in audiobook narration as a volunteer for The Lighthouse for the Blind. She has narrated over 100 audiobooks in a variety of genres.