Dean R. Hoge is Professor of Sociology at The Catholic University of America in Washington, D.C. He is the coauthor of Vanishing Boundaries: The Religion of Mainline Protestant Baby Boomers. Brenton Johnson is Professor Emeritus of Sociology at the University of Oregon in Eugene, Oregon. Donald A. Luidens is Professor of Sociology at Hope College in Holland, Michigan. He is coeditor of Reformed Encounters with Modernity: Perspectives from Three Continents.