Mark Ellingsen is Professor of Church History at the Interdenominational Theological Center in Atlanta. The author of nineteen books and hundreds of published articles, his most im...lihat lebih banyakMark Ellingsen is Professor of Church History at the Interdenominational Theological Center in Atlanta. The author of nineteen books and hundreds of published articles, his most important books in the field of church history include The Richness of Augustine, Sin Bravely, and his widely used two-volume textbook, Reclaiming Our Roots.lihat lebih sedikit