A physics and mathematics graduate from Texas Tech University, Samuel G. Dawson did research in celestial mechanics and intercontinental missile guidance in the aerospace industry before preparing to preach the gospel of Christ for the churches of Christ. In twenty-two years of public teaching, he did extensive live call-in radio work daily for eight years and participated in a number of religious debates. A minister for many years among the Churches of Christ. However, much of his teaching is not common among those churches, and he strives to have no denominational allegiance whatsoever. Sam's scientific background has given him an inquisitive, logical, and thorough approach to the scriptures and a reputation for making Bible students re-think teaching they've taken for granted.