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.

Duane Garrett is a professor of Old Testament interpretation at Southern Baptist Theological Seminary in Louisville, Ky. He wrote Angels and the New Spirituality.

Michael Rogness is a professor of preaching at Luther Seminary in St. Paul, Minn., who has written about popular fascination with angels.

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.

July 15, 2013, The State article about the evolution of the term “pagan.”

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.

A “pray for climate change” service held in Australia drew a number of global faith leaders, according to an Anglican Journal article. The leaders are in Melbourne for the Parliament of the World’s Religions, where climate change from a spiritual perspective is expected to be discussed.