St. John’s Seminary
- Christian-Jewish Relations, 1985-1987.
- Christian-Muslim Relations, 1985-1987.
Andover Newton Theology School, with Rodney Petersen
- Religion and Social Conflict: Identity, Instrumentality and Interfaith Relations, 2000.
Holy Cross, Greek Orthodox School of Theology, with Rodney Petersen
- Role of Religion in the Search for Peace, 2001.
- Russian Seminar and Workshop, in preparation for an early summer visit to Russia, 2002.
Episcopal Divinity School, with Rodney Petersen
- Comparative Christianity: Building Structures of Reconciliation, 2002 and 2003.
Boston University Theology School, with Rodney Petersen, several times with Dr. Thomas Porter.
- The Shifting Contours of Contemporary Ecumenism, 2004.
- International Conflict Transformation: Religion and the Ministry of Reconciliation, 2004-2009, and 2011-2013
- The Principles and Practices of Forgiveness: A Psychological, Theological and Political Challenge Before the Churches and Religious Communities, 2010.
These courses were the basis for the establishment of a Concentration in Conflict studies for the various schools of the BTI, now a Minor under the direction of Dr. Thomas Porter. It always attracted students from the full range of BTI schools.