William P. Roberts is professor of religious studies at the University of Dayton in Ohio. He is the editor of Christian Marriage and Family: Contemporary Theological and Pastoral Perspectives.

Michael G. Lawler is a professor emeritus in theology at Creighton University in Omaha, Neb. His publications include Christian Marriage and Family: Contemporary Theological and Pastoral Perspectives.

William Doherty is professor of family social science and education and human development at the University of Minnesota in Minneapolis-St. Paul. He has written several articles involving faith and families.

Katherine S. Spaht is professor emeritus in the Hebert Law Center at Louisiana State University in Baton Rouge. She is the author of Why Covenant Marriage May Prove Effective as a Response to the Culture of Divorce. She also is the author of several articles on covenant marriages.

Loren D. Marks is an associate professor in the School of Human Ecology at Louisiana State University in Baton Rouge. He has done research on how religion influences marriage and on the link between religion and happy, enduring African-American marriages.

John Wilson is professor emeritus of sociology at Duke University in Durham, N.C. He has written articles on religion and marriage and also about religion and leisure. He has taught a class on sport and society.

Jeremy Uecker is an assistant professor of sociology at Baylor University and co-author, with Mark Regnerus, of Premarital Sex in America: How Young Americans Meet, Mate and Think about Marrying (2010).

Philip Lyndon Reynolds is professor of historical theology and a senior fellow at the Center for the Study of Law and Religion at Emory University in Atlanta. He is the author of Marriage in the Western Church: The Christianization of Marriage During the Patristic and Early Medieval Periods.

Robin Dion is a research psychologist at Mathematica Policy Research, which has offices in Washington, D.C., and Princeton, N.J. She is the principal investigator for a federally funded research project, Strengthening Families with a Child Born Out-of-Wedlock. Contact Mathematica Policy Research.