John Dominic Crossan is emeritus professor of religious studies at DePaul University in Chicago. He is a prominent expert on historical Christianity and co-author of In Search of Paul: How Jesus’s Apostle Opposed Rome’s Empire With God’s Kingdom.

The Hamdard Center for Health and Human Services in Addison, in suburban Chicago, is a shelter that caters mainly to Muslim women; it does not serve pork and has prayer rugs available.

Abdul Basit, a clinical psychologist, is assistant professor of psychiatry at Northwestern University in Chicago. A former Fulbright Scholar, he is the former editor in chief of the Journal of Muslim Mental Health and a member of the National Advisory Mental Health Council.

IQRA is the leading U.S. publisher of textbooks and materials for Islamic Sunday schools. It’s based in Chicago and has an educational foundation in Skokie.

John Wozniak is a professor and chairman of the sociology department at Western Illinois University in Macomb. He is president of the Justice Studies Association, where the 2009 annual conference focused on “Immigration, Sanctuary, Worlds Without Borders.”

Rosanna Pulido is the founder and leader of the Chicago and Illinois chapters of the Minuteman Project. She has spoken against Chicago churches that have sheltered illegal immigrants.

Robert Fuller is a professor of religious studies at Bradley University in Peoria, Ill. He is the author of Spiritual but Not Religious: Understanding Unchurched America.

Kim Bobo is the founder and executive director of Interfaith Worker Justice, which works with faith communities to provide sanctuary and support for illegal immigrants. She is the author of Wage Theft in America: Why Millions of Working Americans Are Not Getting Paid – And What We Can Do About It (2008).

Orit Bashkin is an assistant professor of modern Middle Eastern Studies at the Center for Middle Eastern Studies at the University of Chicago. She is an expert on the political and religious history of Iraq.