John J. Parkington began his career as a clinical psychologist in a West Virginia mental health center. He earned his PhD in psychology at the University of Maryland and completed a subsequent program of study at Harvard. Parkington taught psychology at the University of Maryland and Georgetown University and spent over 30 years consulting to top management in major corporations around the world. Having previously written for academic psychological journals, he has penned three psychological thrillers and is at work on a fourth. He lives in Palm Springs, California with his wife and part-time along the Southern California coast and has been a member of the Palm Springs Writers Guild and the American Psychological Association.