Belief in prophetic inspiration and the possibility of discerning the future was a cornerstone of medieval conceptions of history and of God’s workings within that history. But prophecy’s significance for the Middle Ages is due as much to the multiplicity of its meanings as to its role as an engine of history. Prophetia was described in terms ranging from prediction and historiography to singing and teaching. This thesis examines the attempts of medieval thinkers to wrestle wit...