American Group Psychotherapy Association (AGPA)

AGPA is an interdisciplinary community that has been enhancing practice, theory and research of group therapy since 1942. AGPA provides the support you are looking for to enhance your work as a group therapist and the opportunity to be part of a national network and community that promotes group work and collegiality among group therapists.

International Association for Group Psychotherapy (IAGP)

IAGP is a worldwide network of professionals  involved in the development of group psychotherapy and group processes in the areas of theory, clinical practice, training, education, research and consultancy.

American Psychological Association: Group Psychology and Group Psychotherapy

Division 49 – Group Psychology and Group Psychotherapy provides a forum for psychologists interested in research, teaching, and practice in group psychology and group psychotherapy.


International Journal of Group Psychotherapy

The International Journal of Group Psychotherapy is the official journal of the American Group Psychotherapy Association, Inc. and a leading information resource for group therapists. Published by The Guilford Press, its 250-300 pages of theory, analysis and insight into the group psychotherapy field also includes a special section of current research reviews to keep practitioners up to date.  Editor: Les R. Greene, Ph.D., VA Medical Center, West Haven, CT

Group Dynamics: Theory, Research and Practice (quarterly)

The journal publishes articles examining groups in a range of contexts, including ad hoc groups in experimental settings, therapy groups, naturally forming friendship groups and cliques, organizational units, self-help groups, and learning groups.  Editor: Craig Parks, PhD, Washington State University

Other Group Therapy Resources

The Group List:

The Group List is a concise list of over a thousand therapy groups in Los Angeles county, created and maintained by James De Santis, PhD, CGP.

Group Psychotherapy Books: