Tells about truth, and the enemies of truth, and the wars that are fought between them. This guide looks at relativism and absolutism, toleration and belief, objectivity and knowledge, science and pseudo-science, and the moral and political implications, as well as the nuances, of all these.

Simon Blackburn is Professor of Philosophy at the University of Cambridge, and one of the most widely respected philosophers of our time. He is the author of many influential books, including the best-selling Oxford Dictionary of Philosophy (1994), Think (1999) and Being Good: A Short Introduction to Ethics (2001). He edited the prestigious philosophy journal MIND from 1984 to 1990. He is a Fellow of the British Academy and a frequent contributor to New Republic, and to discussion programmes on Radio 4 in the UK, and reviews for The Independent and The Sunday Times.