The Devil"Evilthe infliction of pain upon sentient beingsis one of the most long standing and serious problems of human existence. Frequently and in many cultures evil has been personified. This book is a history of the personification of evil, which for the sake of clarity I have called 'the Devil.' I am a medievalist, but when I began some years ago to work with the concept of the Devil in the eleventh and twelfth centuries, I came to see that I could not