In the field of trauma, Mary Beth Williams, PhD, LCSW, CTS, is an author, researcher, presenter, and trainer. She also sees trauma survivors in private practice at the Warrenton, Virginia-based Trauma Recovery Education and Counseling Center. Williams was the Association of Traumatic Stress Specialists' past president. She's a US Customs and Border Protection trainer, the cofounder of the proposed 501(c)(3) US Vet Source, and the author of numerous articles, chapters, and books on trauma disorders.