Dave graduated from UCLA with a B.S. in chemistry and an M.S. in electronic engineering. He retired from the biomedical field in 2008. Dave and his wife, Jan, started attending Grace Church in 1972 and were married here in 1973. Since 1983, Dave has been serving in the Fundamentals of the Faith (FOF) ministry, teaching, training teachers, and developing ministry materials. He also serves on the Grace Advance board, where he is involved with church planting and strengthening, coming alongside pastors, and providing off-site leadership until local elders can be established. Dave has been an elder at Grace Church since 1996.

Nathan Busenitz began teaching at The Master’s University in 2000 as an adjunct faculty member in the communication department. From 2003–2009, Nathan served as a full-time member of the pastoral staff at Grace Community Church. In 2008, he began teaching historical theology at The Master’s Seminary, and became a full-time faculty member in 2009. He currently co-pastors the Cornerstone fellowship group at Grace Church. Nathan and his wife, Beth, have four children.