Carl W. Ernst is W. R. Kenan Professor of Religious Studies at the University of North Carolina at Chapel Hill. A fellow of the American Academy of Arts and Sciences, he maintains the website www.unc.edu/ cernst/islam.htm, which provides up-to-date links to resources for learning about Islam. Ernst is author of "Sufi Martyrs of Love: Chishti Sufism in South Asia and Beyond", among other books.