The Rev. Ann Fontaine is an Episcopal priest in Wyoming. She blogs at Green Lent.

Elizabeth S. Anderson is a professor of philosophy and women’s studies at the University of Michigan, Ann Arbor. She contributed the essay “If God Is Dead, Is Everything Permitted?” to Philosophers Without Gods: Meditations on Atheism and the Secular Life (2007).

Members of United Church of Chapel Hill in North Carolina is a congregation church that “seeks to respond to the Gospel of Jesus Christ in word and deed.” Contact co-pastors Jill or Richard Edens.

Keith Parsons is a professor of philosophy at the University of Houston-Clear Lake and author of God and the Burden of Proof. He is a member of the Council for Secular Humanism’s speakers bureau.

Members of St. John’s Episcopal Cathedral in Denver have formed a green group to conduct an energy impact analysis, develop environmental policy for the cathedral and study environmental theology. Members have been asked to participate in the carbon fast. Mike Orr is communications director.

The West Central Episcopal Mission in Spokane, Wash., is dedicated to relieving urban poverty, addressing the root of its causes, and saving the environment one step at a time. The Rev. Kris Christensen is executive director and urban missioner.

Robert B. Talisse is a professor of philosophy and political science at Vanderbilt University in Nashville, Tenn. He is co-author of Reasonable Atheism (2011) and the author of Democracy and Moral Conflict (2009).

Tim Murphy is an associate professor of religious studies at the University of Alabama. He teaches a course on modern atheism.

Scott Aikin is senior lecturer in the philosophy department at Vanderbilt University in Nashville, Tenn. He is co-author of the book Reasonable Atheism and wrote an essay titled “The Problem of Worship” for the summer 2010 issue of Think.