Jon Butler is Howard R. Lamar Professor of American Studies, History, and Religious Studies at Yale University. He is the author of Power, Authority, and the Origins of American Denominational Authority; The Huguenots in America: A Refugee People in New World Society; Awash in a Sea of Faith: Christianizing the American People; and Becoming America: The Revolution Before 1776, and, with Harry S. Stout, editor of Religion in American History: A Reader. Grant Wacker is Professor of Christian History at Duke Divinity School and Director of the Graduate Program in Religion at Duke University. He received his B.A. from Stanford University and Ph.D. from Harvard University. His publications include Augustus H. Strong and the Dilemma of Historical Consciousness and Heaven Below: Pentecostals and American Culture. From 1997 to 2002 was a senior editor of the quarterly journal Church History: Studies in Christianity and Culture. In 2008 he served as president of the American Society of Church History. Randall Balmer is Professor of American Religious History at Barnard College, Columbia University. He is the author of a dozen books, including A Perfect Babel of Confusion: Dutch Religion and English Culture in the Middle Colonies; Protestantism in America; and God in the White House: How Faith Shaped the Presidency from John F. Kennedy to George W. Bush. His second book, Mine Eyes Have Seen the Glory: A Journey into the Evangelical Subculture in America, now in its fourth edition, was made into an award-winning three-part documentary for PBS.