Jacob is also a Group Psychotherapist (CGP) certified by the American Group Psychotherapy Association and a Trainer, Educator and Practitioner (TEP) certified by the American Board of Examiners in Psychodrama, Sociometry and Group Psychotherapy. He leads ongoing therapy and training groups and has conducted many personal development workshops locally and abroad. Jacob is the editor of "/Psychodrama in the 21^st Century: clinical and Educational Applications" /(Springer Publishing Company, 2003). For information on other workshops and groups: www.GrouPsychodrama.com