Basil of Caesarea, his brother Gregory of Nyssa, and their friend Gregory of Nazianzus were prominent churchmen in Roman Cappadocia during the later fourth century. Because of their reputations as distinguished theologians, they are now known as the Cappadocian Fathers. Recent research on Roman families and friendships has been revitalized through the use of comparative demography, Roman law, and gender studies, and the extensive writings of the...