Becoming God the Doctrine of Theosis in Nicholas of CusaThe doctrine of theosis means a salvation that is the deification of the saved. The saved actually become God. This unusual doctrine lies at the heart of Nicholas of Cusa's (1401 1464) mystical metaphysics. It is here examined for the first time as a theme in its own right, along with its implications for Cusanus's doctrine of God, his theological anthropology, and his epistemology. Nancy Hudson opens her book with a historical introduction of the