Repent America is a Philadelphia-based evangelistic organization that works against homosexuality, abortion and evolution.

David King is a senior lecturer in public policy at Harvard University in Cambridge, Mass.

Janet Porter is the president and founder of Faith2Action, a Christian advocacy group that works to influence politics and legislation. The group is based in Dania Beach, Fla.

Advance USA promotes Judeo-Christian religious values. It is based in Independence, Mo., and maintains a Washington, D.C. office.

Christian Piatt is the co-author of MySpace to Sacred Space: God for a New Generation (2007) along with his wife Rev. Amy Piatt. He is an author, editor, speaker, musician and spoken word artist. He co-founded Milagro Christian Church in Pueblo, Colorado with his wife in 2004. Contact through the form on his website.

Ethan Nichtern is the author of One City: A Declaration of Interdependence (2007), a Buddhist political treatise about, among other things, youth and political activism in a post 9-11 world. He is the founder of the Interdependence Project in New York City.

Mike Hayes is a co-author of Googling God: The Religious Landscape of People in Their 20s and 30s (2007). He is the co-founder of the website Busted Halo and the senior editor of the Googling God blog.

The Young Democrats of America (YDA) is the largest youth-led, national, partisan political organization. It mobilizes young people under the age of 36 to participate in the electoral process, influences the ideals of the Democratic Party, and develops the skills of the youth generation to serve as leaders at the local and national level. Louis […]

Gene Sager is professor of philosophy at Palomar College in San Marcos, Calif. He wrote a Dec. 7, 2007, essay in Commonweal magazine titled “A Gringo’s Devotion” about his journey from a childhood as an “Anglo Protestant” to his devotion to Our Lady of Guadalupe and eventual conversion to Catholicism.