1. Working with Bion in the 1940s: the group decade, Eric Trist, University of Pennsylvania. 2. Bion revisited: group dynamics and group psychotherapy, J.D.Sutherland, formerly of the Tavistock Clinic, London. 3. Northfield revisited, Harold Bridger, Institute for Human Relations, Zurich.

4. Major Bion, Patrick de Mar , Group-Analytic Society, London. 5. Research with Bion's concepts, Herbert A. Thelen. 6. Beyond Bion: the basic assumption states revisited, Victor L. Schermer.

7. Basic assumption groups and working groups revisited, Karl Konig, Department of Clinical Psychotherapy, Gottingen. 8. After basic assumptions, James P. Gustafson, University of Wisconsin and Lowell Cooper, California School of Professional Psychology, Berkeley. 9. Bion's contribution to the understanding of the individual and the group, Leon Grinberg, Argentine Association of Group Psychology and Psychotherapy. 10.

Bion and Foulkes: basic assumptions and beyond, Dennis G. Brown, Group-Analytic Practice, London. 11. The space of madness, Salomon Resnik, Universit de Lyons. 12. The influence of Bion's ideas on my work, Bernardo Blay-Neto, Catholic University, Sao Paolo, Brazil. 13. Group personality: task and group culture, K.

Armelius and B-A Armelius, University of Umea, Sweden. 14. Ambiguity and paradox in group relations conferences, Barry Palmer. 15. Beyond the frames, W. Gordon Lawrence. 16. The problems of context in group-analytic psychotherapy, Earl Hopper, British Psychoanalytical Society.

17. Beyond the small group: society as an intelligible field of study, Olya Khaleelee, OPUS and Eric Miller, Tavistock Institute of Human Relation. References. Index.