This book is a study of the life, monastic writings, and spiritual theology of John Cassian (c., 360-435). His Institutes and Conferences are a remarkable synthesis of earlier monastic traditions, especially those of fourth-century Egypt, informed throughout by Cassian's awareness of the particular needs of the Latin monastic movement he was helping to shape. Sometimes portrayed as simply an advocate of the sophisticated spiritual theology of Evagrius of Ponticus (360-435), Cassian was actually a theologian of keen insight, realism, and creativity. His teaching on...

In the west centuries ago manuscripts were replaced by printed books, and relegated to mostly secular libraries as a result of religious and political upheavals. In the Christian Orient such changes were slower and remain less advanced. Manuscripts have not entirely vanished from regular use, and Christian communities retain ownership of significant collections of their historic manuscripts. The vital connection between manuscripts and religious culture endures, even if attenuated by persecution, diaspora, technology, and other aspects of modernity. This essay provides an historical survey of...