- How can we commit the unthinkable?: Genocide, the human cancer
- Existential/Dialectical Marital Therapy: Breaking The Secret Code Of Marriage (Frontiers in Couples and Family Therapy, No 5)
- Encyclopedia of Genocide (2 Volumes)
- Holding on to Humanity: The Message of Holocaust Survivors
- Strategies Against Violence: Design for Nonviolent Change (Westview Replica Edition)