Clinical Membership is automatically granted to those who have the CGP (Certified Group Psychotherapist). For those clinical professionals who do not hold the CGP, clinical membership requires a Master’s Degree, licensure, and the following: 300 hours of group psychotherapy experience and at least 75 hours of qualified group supervision. 

Clinical professionals include the following: psychiatrists, psychologists, social workers, nurses, mental health counselors, marriage and family therapists, pastoral counselors, creative arts therapists, alcohol and drug abuse counselors, and school psychologists.