Theodore H. Epp, a graduate of Southwestern Theological Seminary, Ft. Worth, Texas, was the founding director of the Back to the Bible Broadcast. He began his ministry as a pastor in Goltry, Oklahoma, where he received his first taste of radio preaching. He moved to Lincoln, Nebraska, to establish the Back to the Bible Broadcast, and the first program was heard on May 1, 1939, on a small local station.
He served as General Director for the broadcast until his retirement from on-air radio speaking in 1984. He continued to serve the ministry as well as perform other speaking engagements until his death in 1985.