Princeton Theological Seminary, USA
Seward Hiltner (Professor of Theology and Personality)
United Presbyterian Church, USA
Jack A. Worthington (Board of Christian Education)
Colgate-Rochester Divinity School, USA
James B. Ashbrook (Associate Professor of Pastoral Theology)
Morgan, Minnesota
Donald A. Groskreutz (Pastor of St. John Lutheran Church)
Midwest Christian Counseling Center, Kansas City, Missouri
Wallace Denton (Pastoral Counselor)
School of Theology, Boston University, USA
Homer L. Jernigan (Assistant Professor of Pastoral Psychology)
The Iliff School of Theology, Denver, Colorado
Charles W. Stewart (Professor of Psychology of Religion and Counseling)