Gillian Rosemary Evans, MA, Ph.D., D.Litt. (Oxford), Litt.D. (Cambridge), FRHistS, FRSA, British Academy Research Reader (1986-8), teaches at the University of Cambridge. She is the author of books on Anselm, Augustine on Evil, Philosophy and Theology in the Middle Ages, Problems of Authority in the Reformation Debates.

Deals with the dark side of the medieval theory of knowledge, the pursuit of knowldge in 'wrong' ways, 'common knowledge' and departures from it, wisdom and folly, incomplete knowledge, truth and lies.