The Secret of Secrets. The title alone promises the revelation of the most treasured arcana and piques our interest. Add the names of Aristotle and Alexander the Great, and our curiosity is securely engaged. Readers reacted similarly during the Latin Middle Ages. The work alleges to be an extended letter of advice sent by Aristotle to his former pupil Alexander the Great while the latter was on a campaign in Persia. It stood at the top of the "best-seller" list for hundreds of years and was read by two different audiences: scholars and laypersons. Steven J. Williams focuses his study on its...