Tom Mayo is director of the Cary M. Maguire Center for Ethics and Public Responsibility at Southern Methodist University in Dallas. He has expertise in ethical questions involving Medicare fraud and abuse, organ transplantation, tax-exempt status of health care organizations and, particularly, end-of-life decision-making and advance directives.

Charles Tart is a professor at The Institute of Transpersonal Psychology in Palo Alto, Calif., and the author of numerous articles and books on psychology and parapsychology. He edited Body Mind Spirit: Exploring the Parapsychology of Spirituality (Hampton Roads, 1997). He says one reason belief in the supernatural and paranormal runs so high is because many people feel […]

Bret Carroll is an assistant professor of history at California State University, Stanislaus, and author of Spiritualism in Antebellum America (Indiana University Press, 1997).

James R. Lewis is a lecturer in religious studies in the philosophy department at the University of Wisconsin-Stevens Point. He is the editor of Scientology (March 2009), described as a comprehensive examination of the church’s theology, growth and controversies.

Echo Bodine is a Minnesota-based psychic who serves as a consultant on numerous television shows about the supernatural.

Troy Taylor specializes in Midwestern ghosts and paranormal phenomena. He is also the founder and president of the American Ghost Society. He is based in the Chicago area.

Steven Wolff directs the South Texas Ghost Hunters Alliance, a nonprofit group of paranormal investigators who hunt ghosts in the San Antonio area.

John Hannah is a professor of historical theology at Dallas Theological Seminary in Texas. He has written about the Toronto Blessing and other mystical phenomena in the Pentecostal tradition.

Guillermo Fuentes is the executive director of San Antonio Paranormal Investigations, which investigates ghosts and other paranormal phenomenon throughout Texas and the Southwest.