Wallace Best joined Princeton's faculty in 2007 with dual appointments in the departments of religion and African American studies. He is also affiliated faculty in the department of history and currently serves on the executive committees for the Center for the Study of Religion and the gender and sexuality studies program. He is a historian of American and African American religion with a focus on the twentieth century. His research and teaching center on African American religious history, migration, religion and literature, new religious movements, global pentecostalism, the Nation of Islam, and religion, gender, and sexuality. He is the author of Passionately Human, No Less Divine: Religion and Culture in Black Chicago, 1915–1952 (2005), as well as numerous articles, and is currently completing two books: an anthology entitled "Elder Lucy Smith: Documents from the Life of a Pentecostal Woman Preacher" and an exploration of the religious writings of Langston Hughes, entitled "Langston's Salvation: American Religion and the Bard of Harlem."