His teaching and research interests include religion and culture in the United States; religion, medicine, and public health; and gender and sexuality studies. His first book, After the Wrath of God: AIDS, Sexuality, and American Religion (Oxford, 2015), investigates the history of U.S. American religious responses to the AIDS crisis and their role in the promotion of a national moral discourse on sex. He has published essays on a number of topics, including histories of Catholic sexual abuse, critical disability studies and religion, and approaches to studying race, gender, and sexuality in North American religion.