This book describes the role of the medieval Orthodox Church in the Byzantine Empire (c.600-c.1453). As an integral part of its policy it was (as in western Christianity) closely linked with many aspects of everyday life both official and otherwise. It was a formative period for Orthodoxy. It had to face doctrinal problems and heresies; at the same time it experienced the continuity and deepening of its liturgical life. While holding fast to the traditions...