DipT, University of New England, 1973
MA (Missiology), Fuller Theological Seminary, 1986
Worldview Sourcebook: The School of World Mission Models
Cert IV T&E, Australian College of Ministries, 2007
DipMin, Faith Bible College, 1974
PhD, Monash University, 2012
Developing Appropriate Christian Leadership among the Enga People of Papua New Guinea