Nile Green is Professor of South Asian and Islamic History at the University of California, Los Angeles. He is the author of many books, including Islam and the Army in Colonial India: Sepoy Religion in the Service of Empire (2009), Religion, Language and Power, co-edited with Mary Searle Chatterjee (2008), Indian Sufism since the Seventeenth Century: Saints, Books and Empires in the Muslim Deccan (2006), and Sufism: A Global History (2012).