A lecture in seven parts given at Eastern University by Fr. John Behr, an Eastern Orthodox priest and Dean of St. Vladimir’s Orthodox Theological Seminary in Yonkers, New York, where he teaches Patristics. Fr. Behr has taken degrees from Thames Polytechnic and Oxford University, where he studied under Bishop Kallistos Ware. He was previously the editor of the Popular Patristics Series released by St. Vladimir’s Press.