Andrew SalterAndrew Salter (1914-1996) introduced conditioned reflex therapy, the first systematic approach to behavior therapy, in 1949. It emphasized assertive and expressive behavior as the way to combat inhibitory behavioral and self-defeating cognitive pattens which Salter argued were the underlying causes of most neuroses. In the early 1940s, Salter developed a model of hypnosis and hypnotherapy based on conditioning which has since become broadly accepted. Read More Read Less