The Piety of Learning testifies to the strong links between religious and secular scholarship in Islam, and reaffirms the role of philology for understanding Muslim societies both past and present. Senior scholars discuss Islamic teaching philosophies since the 18th century in Nigeria, Egypt, the Ottoman Empire, Central Asia, Russia, and Germany. Particular attention is paid to the power of Islamic poetry and to networks and practices of the Tijāniyya, Rifā'iyya, Khalwatiyya, Naqshbandiyya, and Shādhiliyya Sufi brotherhoods. The final section highlights some unusual...