The Islamic Center of Northridge in Northridge, Calif., maintains two local mosques.

Michael Galloway is the chairman of Your Catholic Voice, a conservative Catholic group that supports a constitutional ban on same-sex marriage.

The Los Angeles Latino Muslim Association provides information about Islam to the Southern California Latino community.

Pastor John C. Hagee is the founder and senior pastor of Cornerstone Church in San Antonio, Texas, and the founder and president of John Hagee Ministries.

Ahmed E. Souaiaia is associate professor of Islamic studies at the University of Iowa in Iowa City. He teaches a course on Islamic law and is the author of Contesting Justice: Women, Islam, Law and Society.

Alexander Knysh is a professor of Islamic studies at the University of Michigan. He is a fellow at the Woodrow Wilson International Center for Scholars, where he is writing about Islam and empire in the Northern Caucasus.

The Islamic Center of Greater Toledo is one of the largest mosques in the U.S. It was founded more than 75 years ago by Syrian immigrants and today serves Muslims of 20 nationalities. Contact secretary Aneesa Shaheen.

The Islamic Cultural Center of Greater Chicago in Northbrook, Ill., was founded in 1974 by Bosnian Muslims. Its mission is to conduct services in accordance with the faith of Islam and to educate its members and children.

George Mamo is the executive vice president of the International Fellowship of Christians and Jews and executive director of Stand for Israel, an IFCJ project.