Ibn Tufayl (d. 1185) was an Andalusian courtier, philosopher, Sufi master, and royal physician to the Almohad Caliphs. He inspired the twelfth-century Andalusian revolt against Ptolemaic astronomy and sponsored the career of the most renowned Aristotelian of medieval times, Abu al-Walid Ibn Rushd (the Latin Averroes). Ibn Tufayl was an exemplar of the kind of versatile scholar early Almohad culture wanted to cultivate. In this thought provoking...