1. A Group Analytic Approach to Understanding Mass Violence: The Holocaust, Group Hallucinosis and False Beliefs: by Bennett Roth. Routledge, 2019. 155 pp. Issue 1 (2nd January 2022) Authors: Nickow, Marcia Journal: International journal of group psychotherapy Issue: Volume 72:Issue 1(2022) Page Start: 102 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗