Muhammad Qasim Zaman joined the Department in 2006. He has written on the relationship between religious and political institutions in medieval and modern Islam, on social and legal thought in the modern Muslim world, on institutions and traditions of learning in Islam, and on the flow of ideas between South Asia and the Arab Middle East. He is the author of Religion and Politics under the Early Abbasids (1997), The Ulama in Contemporary Islam: Custodians of Change (2002), Ashraf Ali Thanawi: Islam in Modern South Asia (2008), Modern Islamic Thought in a Radical Age: Religious Authority and Internal Criticism (2012), and Islam in Pakistan: A History (2018). With Robert W. Hefner, he is also the co-editor of Schooling Islam: The Culture and Politics of Modern Muslim Education (2007); with Roxanne L. Euben, of Princeton Readings in Islamist Thought (2009); and, as associate editor, with Gerhard Bowering et al., of the Princeton Encyclopedia of Islamic Political Thought (2013). Among his current projects is a book on South Asia and the wider Muslim world in the eighteenth and the nineteenth centuries.