Peter A. Levine holds doctorates in medical biophysics and psychology. The developer of Somatic Experiencing®, a body-awareness approach to healing trauma, Peter was a stress consultant for NASA on the development of the space shuttle project. His bestselling Waking the Tiger has been translated into twenty-two languages.
Chris Sorensen is a veteran audiobook narrator with over 160 titles to his name. He has received three AudioFile Earphones Awards, and his recording of Sent by Margaret Peterson Haddix was selected as one of the Best Audiobooks of 2010 by AudioFile magazine. He is a member of SAG-AFTRA and the APA.