Studies in Augustine and Eriugenade John Joseph O'MearaMateriasDoctrinal TheologyHistoryMedieval PhilosophyAncient PhilosophyAugustine, saint, bishop of hippo, 354-430Erigena, johannes scotus, approximately 810-approximately 877Theology, doctrinal, history, middle ages, 600-1500Theology, doctrinal, history, early church, ca. 30-600Philosophy, medieval