Kathleen S. Lowney is a professor of sociology at Valdosta State University in Georgia. She has written about television talk shows and morality.

Paul Levinson is a professor in Fordham University’s department of communication and media in New York.

Todd A. Gitlin is a professor of journalism and sociology at Columbia University in New York. He wrote the book The Twilight of Common Dreams: Why America Is Wracked by Culture Wars (Metropolitan Books/Henry Holt, 1996).

Michael C. Keith is a professor of communication at Boston College and a radio historian.

Gene Policinski is senior vice president and executive director of the First Amendment Center at Vanderbilt University in Nashville, Tenn. The center offers comprehensive research of key First Amendment issues and topics.

The Pluralism Project at Harvard University lists resources across the country by religious tradition, including interfaith resources. It is aimed at engaging students in studying the new religious diversity in the United States.

The Asian Art Museum of San Francisco is the only museum in the Western Hemisphere with a gallery devoted to Sikh art. Contact the director of public relations.

Dr. David Christopher Lane is a professor of philosophy at Mt. San Antonio College in Walnut, Calif. He has written about Sikh gurus.

James R. Lewis is associate professor of religious studies at the University of Tromsø and honorary senior research fellow at the University of Wales Lampeter. He edits Brill’s Handbooks on Contemporary Religion series and co-edits Ashgate’s Controversial New Religions series. He is an active, highly published scholar of New Religious Movements. He has written about Sikhism.