 Aquinas, Thomas |  Aristotle |  Augustine, Saint |  Christian theology, philosophy and |  Duns Scotus, John |  Erasmus, Desiderius |  free will: divine foreknowledge and |  hiddenness of God |  medieval philosophy |  mysticism |  Ockham [Occam], William |  universals: the medieval problem of |  voluntarism, theological |  Wyclif, John 