A C Grayling MA, DPhil (Oxon) FRSL, FRSA is Master of the New College of the Humanities, and a Supernumerary Fellow of St Anne’s College, Oxford. Until 2011 he was Professor of Philosophy at Birkbeck College, University of London. He has written and edited over thirty books on philosophy and other subjects; among his most recent are The Challenge of Things, The God Argument, The Good Book, Ideas That Matter, Liberty in the Age of Terror and To Set Prometheus Free. For several years he wrote the “Last Word” column for the Guardian newspaper and a column for the Times. He is a frequent contributor to the Literary Review, Observer, Independent on Sunday, Times Literary Supplement, Index on Censorship and New Statesman, and is an equally frequent broadcaster on BBC Radios 4, 3 and the World Service. He writes the “Thinking Read” column for the Barnes and Noble Review in New York, is the Editor of Online Review London, and a Contributing Editor of Prospect magazine.