Bachelor, Howard College, 1932. Master of Theology, Southern Baptist Theological Seminary, 1935. Doctor of Philosophy, Southern Baptist Theological Seminary, 1938.
Doctor of Divinity (honorary), Howard College, 1941. Doctor of Letters (honorary), William Jewell College, 1963. Doctor of Humane Letters (honorary), Oklahoma City University, 1968.
Doctor of Laws (honorary), John Brown University, 1970. Doctor of Divinity (honorary), Louisiana State College, 1985. Doctor of Divinity (honorary), Oklahoma Baptist University, 1986.
Pastor, various Baptist congregations, Alabama, Kentucky and Louisiana, 1929-1949;
pastor, First Baptist Church, Oklahoma City, 1949-1972;
pastor emeritus, First Baptist Church, since 1973;
pastor, syndicated radio program Baptist Hour, 1958-1976. Member of Executive Committee Southern Baptist Convention, 1951-1963, president, 1961-1963, president pastors' conference, 1951-1952. Past president, board of trustees Oklahoma Baptist U.
Member Foreign Mission Board, Southern Baptist Convention. Trustee New Orleans Baptist Theological Seminary. Vice president Baptist World Alliance, 1965, member Executive Committee, 1965-1970.
Missionary tours, 1959, 62, 68.
Married Zula Frances Jackson, April 10, 1927 (deceased 1984). Children: Jerry Marlin, Harold Elbert.