1. Southern Baptist Theological Seminary, Louisville, Kentucky (June 26-30, 1967)
2. Chicago Theological Seminary, Chicago, Illinois (June 29-July 2, 1970)
3. Laurelville Mennonite Church Center, Laurelville, Pennsylvania (May 26-29, 1972)
4. Pepperdine University, Malibu, California (June 5-8, 1975) and         
​    Baptist Theological Seminary, Rüschlikon, Switzerland (July 15-17, 1975)
5. Baptist Federation of Canada/Mennonite Central Committee (Canada), Winnipeg, Manitoba (May 15-18, 1978)
6. Bluffton College, Bluffton, Ohio (October 23-25, 1980)
7. Anderson School of Theology, Anderson, Indiana (June 5-8, 1984)
8. Bethany Theological Seminary, Oak Brook, Illinois (September 2-5, 1987)
9. Southwestern Baptist Theological Seminary, Fort Worth, Texas (March 30-April 1, 1989)
10. Goshen College, Goshen, Indiana (May 20-23, 1992)
11. Ashland Theological Seminary, Ashland, Ohio (June 1-4, 1994)
12. McMaster University/Divinity College, Hamilton, Ontario (October 17-18, 1996)
13. Bluffton College, Bluffton, Ohio (August 8-10, 1999)
14. University of Notre Dame, South Bend, Indiana (March 7-9, 2002)
15. Eastern Mennonite University and Bridgewater College, Shenandoah Valley, Virginia (September 23-25, 2004)
16. Canadian Mennonite University, Winnipeg, Manitoba (June 11-14, 2008)
17. Acadia Divinity College, Acadia University, Wolfville, Nova Scotia (June 22-25, 2016)
18. Goshen College, Goshen, Indiana (September 14-17, 2017)