Katherine Ketcham is coauthor of sixteen books, including the bestseller Under the Influence: A Guide to the Myths and Realities of Alcoholism, with James Milam, and Beyond the Influence: Understanding and Defeating Alcoholism, with William F. Ashbury.
Chris O'Dell is a licensed professional counselor, substance abuse counselor, and certified hypnotherapist with a private practice in Tucson, Arizona.
Actor and voice-over artist Renee Raudman has performed on film, television, radio, and stage. A multiple Audie Award nominee, she has garnered several AudioFile Earphones Awards, a Publishers Weekly Listen-Up Award, and numerous starred reviews.