Doyle was raised in a Christian home and committed his life to Christ at age twelve. During university years he struggled to discern God’s will regarding his life’s work, and during a summer missions project with Gospel Recordings in Los Angeles, he fully committed his life to Christian service. He completed his engineering degree, worked two years for Phillips Petroleum Research Centre in Oklahoma, and then joined Wycliffe Bible Translators in 1983. He has served in various technology and management roles in Wycliffe, and currently serves as the Director of Operations for the Global Resourcing unit. Carol serves as administrative assistant to leaders in the same Global Resourcing unit. Carol serves in the Finance department of the Wycliffe Canada headquarters in Calgary. They have three adult children, and four grandchildren. Their family moved to Cochrane in 1999 and they joined Cochrane Alliance Church in 2002.