Alison Hill is a television and radio producer and contributor to the website AssociatedContent.com. She has written about the religion of celebrity in the U.S. Hill lives in Asheville, N.C.

The Rev. Peter Colapietro is pastor at St. Malachy’s Catholic Church in New York City. The church calls itself “the actors’ chapel” and ministers to a large number of actors who live and work in New York City.

The Rev. Kurt C. Wiesner is an Episcopal priest in Littleton, N.H., and author of the blog One Step Closer: Religion & Popular Culture. See his blog entry after the death of Michael Jackson.

The Rev. Louis P. Sheldon is chairman of the Traditional Values Coalition and one of the most recognizable names of the religious right.

Evonne Marzouk is executive director and founder of Canfei Nesharim, an organization of Orthodox Jews committed to preserving the environment. She has spoken widely on Judaism and the environment. She lives in Maryland.

The Rev. Samuel T. Lloyd III is the priest-in-charge at Trinity Church in Boston, an Episcopal church. He was the ninth dean of the Washington National Cathedral, and he preached from the cathedral’s pulpit about global warming and the need for Christians to act. Email him through the contact form on Trinity Church’s website.

Shira Gabriel is an assistant professor of psychology at the University at Buffalo in Buffalo, N.Y., who has conducted three studies on celebrity worship, one of which focused on how it boosts the worshipper’s self-esteem.

Rebecca Greenwood is co-founder and president of Christian Harvest International and Strategic Prayer Action Network (SPAN). She is the author of Destined to Rule: Spiritual Strategies for Advancing the Kingdom of God (2007), in which she discusses the role and responsibilities of Christians as “rulers” over creation.

Cassandra Carmichael is the executive director of the National Religious Partnership for the Environment. Previously, she served as director of the National Council of Churches’ Eco-Justice Programs and has written numerous articles on faith and the environment.