John MacArthur is the pastor-teacher of Grace Community Church in Sun Valley, California, where he has served since 1969. He is known around the world for his verse-by-verse expository preaching and his pulpit ministry via his daily radio program, Grace to You. He has also written or edited nearly four hundred books and study guides. MacArthur is chancellor emeritus of the Master's Seminary and Master's University. He and his wife, Patricia, live in Southern California and have four grown children.
Pat Ennis (EdD, Northern Arizona University) is the distinguished professor and director of homemaking programs at Southwestern Baptist Theological Seminary. She previously served as the establishing chair of the Home economics/family and consumer science department at the Master's University. She has authored or coauthored several books, resides in Burleson, Texas, and blogs at theEverydayHomemaker.com.
Grant Horner (MA, University of Alabama) is associate professor of renaissance and reformation studies at the Master's College in Santa Clarita, California. He is a frequent speaker on a number of radio and television programs. He and his wife, Joanne, have three children, and they live in Santa Clarita, California.
Richard Mayhue (ThD, Grace Theological Seminary) served at the Master's Seminary from 1989 to 2016 as the dean of the seminary, research professor of theology, and executive vice president. He has authored or edited more than thirty books, including Biblical Doctrine.