Read a Jan. 23, 2012, post at the Religion Clause blog that counts six separate bills pending in state legislatures that promote teaching creationism or intelligent design in schools.

Read a Jan. 31, 2012, Religion News Service story about the efforts of state governments to remove evolution from school curriculum.

The Oyez Project at Chicago-Kent is a multimedia archive devoted to the Supreme Court of the United States and its work.

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.

Kathryn Edin is professor of public policy and management at Harvard University’s John F. Kennedy School of Government. She is co-principal investigator for “Couple Dynamics and Father Involvement,” a qualitative study of 75 low-income married and unmarried couples with young children in Chicago, Milwaukee and New York City.

William Frey, a senior demographer at the Brookings Institution, analyzed the census data showing that for the first time fewer than half of American households are headed by married couples.

June Carbone, a law professor at the University of Missouri-Kansas City, is co-author of Red Families v. Blue Families: Legal Polarization and the Creation of Culture (2010). She has commented on demographic data involving marriage and families.

The National Healthy Marriage Resource Center is a clearinghouse for high-quality, balanced and timely information and resources on healthy marriage. The organization’s mission is to be a first stop for information, resources and training on healthy marriage for experts, researchers, policymakers, media, marriage educators, couples and individuals, program providers and others.

The U.S. Census Bureau provides a summary page on marital status and living arrangements.