Unraveling Trauma in the Body, Brain and Minda Revolution in Treatment In this culmination of his life's work, Peter A. Levine draws on his broad experience as a clinician, a student of comparative brain research, a stress scientist and a keen observer of the naturalistic animal world to explain the nature and transformation of trauma in the body, brain and psyche. In an Unspoken Voice is based on the idea that trauma is neither a disease nor a disorder, but rather an injury caused by fright, h ...