Updated resource for practicing therapists from the father of rational therapy. Modern cognitive-behavioral therapy has its roots in the rational approach created by Ellis in the 1950s. Now known as Rational Emotive Behavior Therapy (REBT), Ellis s systematic integrative approach has grown and matured into a powerful mainstream psychotherapy. Hundreds of thousands of patients have benefited from the active interventions of therapists using REBT. Includes a thorough description of REBT theory and procedures, case examples, exercises. Major themes include: The Theory of Rational Emotive Behavior Therapy; The Practice of REBT; The Main Cognitive Techniques of REBT; The Main Emotive and Experiential Techniques of REBT; The Main Behavioral Techniques of REBT; The Integration of REBT with Other Psychotherapies; Summary and Conclusions."