Philip Jenkins is professor of history at Baylor University's Institute for Studies of Religion and author of The Great and Holy War: How World War I Became a Religious Crusade and The Many Faces of Christ: The Thousand-Year Story of the Survival and Influence of the Lost Gospels.
Plenty of scholars have discussed interfaith relations in medieval Spain. What makes David Nirenberg's book distinctive is his emphasis on how each religion's self-image was shaped by its portrayal of the others.
Christian Higher Education: A Global Reconnaissance, edited by Joel Carpenter, Perry L. Glanzer, and Nicholas S. Lantinga. Even where their overall numbers in a society are tiny, Christians often establish their presence and status through the excellence of their schools and colleges.