Rennie B. Schoepflin is a history professor at California State University, Los Angeles. He is interested in the historical interplay among science, health and religion. He has studied religious healers, including Christian Science healers, and can talk about the Christian Science view of the power of thought.

Colleen McDannell is a professor of religious studies and history at the University of Utah. She is the author of Sister Saints: Mormon Women Since the End of Polygamy and Material Christianity: Religion and Popular Culture in America. 

John Lofland is professor emeritus of sociology at the University of California, Davis, and author of Doomsday Cult: A Study of Conversion, Proselytization and Maintenance of Faith, which stemmed from research among the Unification Church’s U.S. members in the 1960s.

Steven Hassan has written several books about cult experiences, including Freedom of Mind: Helping Loved Ones Leave Controlling People, Cults and Beliefs. Hassan lives in the Boston area.

Michael Breen is the founder of a public relations firm in South Korea. He calls himself a lapsed member of the Unification Church and is the author of Sun Myung Moon: The Early Years 1920-53.

An unofficial Unification Church site posts numerous links to Moon’s teachings, questions and answers about Unificationism, and other matters.

Greg Laurie is pastor of Harvest Christian Fellowship in Riverside, Calif. He preached that the Japanese earthquake/tsunami disaster was a sign of the end times, but he declined to name a date. Laurie has preached several other sermons focused on the end times. He is a nationally known evangelist and serves on the board of directors for the […]

Mark Hitchcock is pastor of Faith Bible Church in Edmond, Okla. He is the author of Could the Rapture Happen Today?

Tim Warner is pastor of Oasis Christian Church in Tampa, Fla., and author of the website Answers in Revelation.