John G. Watkins este profesor emerit de psihologie clinica la University of Montana, membru al comitetului de redactie al International Journal of Clinical and Experimental Hypnosis. A fost presedinte al Society for Psychological Hypnosis, Division 30 of the American Psychological Association, al Society for Clinical and Experimental Hypnosis si al American Board of Psychological Hypnosis. De acelasi autor: Ego States: Theory and Therapy (coautor impreuna cu Helen H. Watkins) (1997); Advanced Hypnotherapy: Hypnodynamic Techniques (2007) (coautor impreuna cu A. Barabasz).