John MacArthur is the pastor-teacher of Grace Community Church in Sun Valley, California, president of the Master’s College and Seminary, and featured teacher with the Grace to You media ministry. In more than four decades of ministry, John has written dozens of bestselling books, including The MacArthur Study Bible, The Gospel According to Jesus, and Slave. He and his wife, Patricia, have four married children and fifteen grandchildren.
WAYNE A. MACK is Professor of Biblical Counseling at The Master's College in Santa Clarita, California. He has earned degrees from Wheaton College, Philadelphia Seminary, and Westminster Theological Seminary.