Lawrence Cunningham is a theology professor at the University of Notre Dame. He wrote the entry on angels in the Harper Collins Dictionary of Religion. He can also discuss the Catholic data in the study.

July 13, 2013, Examiner.com article about the rise of paganism in the United Kingdom and the Church of England’s response.

Vinita Hampton Wright is a Chicago-based novelist and religion editor who wrote A Catalogue of Angels: The Heavenly, the Fallen and the Holy Ones Among Us (2006), about angels in the three Abrahamic traditions.

Ross Stolzenberg is a sociology professor at the University of Chicago. He has written about Jewish concepts of the afterlife.

Alan Franklin Segal was a professor of Jewish studies at Columbia University in New York City and author of Life After Death: A History of the Afterlife in Western Religion. He passed away in 2011.

Lisa J. Schwebel is an assistant professor in the department of classical and Oriental studies at Hunter College in New York City and author of Apparitions, Healings and Weeping Madonnas: Christianity and the Paranormal.

Mark Massa is a professor of theology and co-director of the Curran Center for American Catholic Studies at Fordham University in New York City. He is also a Jesuit priest and can address Catholic concepts of God.

Julie Hicks Patrick is an associate professor of psychology at West Virginia University in Morgantown. She is working on a journal article that examines what adults pray and why.

Mary Elizabeth Perry is a certified spiritual director in the Presbyterian Church (U.S.A.) who teaches Lectio Divina and meditation as a form of prayer. She can discuss the mainline Protestant concept of meditation. She lives in Mobile, Ala.