Organizing and conducting support groups in the field of Diet, exercise, pursuit of mental challenges, self-efficacy, social support, psychotherapy, behavior change, behavior modification, behavior therapy, cognitive therapy, cognitive behavior therapy, cognitive behavior modification, stress management, stress reduction, stress inoculation training, psychanalysis, psychoanalytic psychotherapy, analytic psychotherapy, marriage therapy, marital therapy, couples therapy, relationship therapy, organizational practice, organizational enhancement, community organization, community enhancement, life style management, longevity training, successful aging, philosophy of successful aging