Haim Weinberg, PhD is a clinical psychologist, certified group analyst, and group psychotherapist based in California, USA. He served as the Director of International Programs at the Professional School of Psychology, where he pioneered an online doctoral program in group psychotherapy. Haim’s involvement extends to co-editing a notable series of books on the social unconscious and authoring a book on Internet groups. He has established group therapy training across Asia and currently leads online training process groups for therapists worldwide.