Jim McCarthy is an author and teacher. He codirects the Galilee Program and is a commended worker from Grace Bible Chapel, San Jose, California, where he served as an elder for the church's first 15 years. Jim has taught in the DITP for more than 20 years.

David Reeve is a Bible teacher with more than 25 years expereince. He has served in Honduras, Nicaragua, and Central Asia. His area of emphasis is personal discipleship.

Brady Collier is a teacher at South Plains Bible Chapel, Lubbock, Texas. He is a self-supporting businessman. Brady codirects the Galilee Program (Lafayette, Louisiana) and is a former missionary to Honduras. He and his wife, Becky, have five children.

Jim Haesemeyer is a teacher and elder at South Plains Bible Chapel. Together with his wife, Sharon, he has served as a missionary in Honduras for more than 25 years. He co-directs a training program there similar to the DITP called Módulos Bíblicos.

Steve Price is an elder at the Bible Chapel of Shawnee, Kansas. He is a teacher and preacher. He is heavily involved in discipleship through the church. Steve is a self-supporting medical doctor. He and his wife, Janet, have nine children.

Steve Caldwell is an elder at Hillview Bible Chapel, Cupertino, California. He heads up the college and careers ministry for the church and is active in preaching and discipleship.

Grant Ferrer is a missionary with more than 30 years experience serving in Spain, Honduras, and Nicaragua. His areas of emphasis are evangelism and church planting