In Medieval Neoplatonism the concept of causality is commonly associated with that of manifestation in order to give an account of the divine creation of the world as a theophany. This collection of essays, ranging from Eriugena to Eckhart, confronts the central issue of explaining the way in which the Absolute—Being, Good and Unity beyond any other being—can communicate its being to creatures, and on the basis of this explanation, what the metaphysical status of otherness or alterity will be.