20th anniversary edition, with a new foreword by Ben Goldacre, of this iconoclastic study examining why we are irrational, the different types of irrationality, the damage it does us and the possible cures. 'Extremely gripping and unusually well written' Richard Dawkin New edition of this classic, challenging and thought-provoking book that draws on statistical concepts, probability theory and a mass of intriguing research to expose the failings of human reasoning, judgement and intuition.
