The era of late antiquity—from the middle of the third century to the end of the eighth—was marked by the rise of two world religions, unprecedented political upheavals that remade the map of the known world, and the creation of art of enduring glory. In these eleven in-depth essays, drawn from the award-winning reference work Late Antiquity: A Guide to the Postclassical World, an international cast of experts provides essential information and fresh perspectives on this period's culture and history.