Robert Cochran Jr. is Louis D. Brandeis Professor of Law and director of the Institute on Law, Religion and Ethics at Pepperdine University in Malibu, Calif. He is the editor of Faith and Law: How Religious Traditions From Calvinism to Islam View American Law.

Juan E. Campo is associate professor of religious studies at the University of California, Santa Barbara. He specializes in the comparative study of Islam, particularly in the Middle East and South Asia, and teaches courses on Islamic tradition; religion, politics and society in the Persian Gulf region; Islamic mysticism; and modern Islamic movements.

Alameda Islamica is a weblog run by an informal gathering of San Francisco Bay Area Latino Muslims. Their goal is to bring together hispanics with Islamic beliefs and to educate the community about the religion. They post information about gatherings and classes.

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

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

The Jewish Historical Society of Napa Valley chronicles Jewish life and history in the Northern California winemaking region.

The Halveti-Jerrahi Order of Dervishes is an international traditional order of Sufis with branches in New York, San Francisco, Los Angeles, Illinois and Tennessee.

The Milken Archive of American Jewish Music takes as its mission to record and document 350 years of American Jewish music, both religious and secular. Neil Levin is the artistic director. The archive has offices in New York City and Santa Monica, Calif.

Jews for Judaism is an international organization that aims to help Jews strengthen their heritage and counter attempts to convert Jews to other religions. It has branches in several cities, including Baltimore and Los Angeles.