Jason Heap is the executive director of the United Coalition of Reason, an national umbrella organization for local atheist. freethought and humanist groups in the U.S. He can discuss the size of local freethought groups, the spread of freethought in the U.S. and vandalism of atheism billboards.

Ann Neumann is the author of  The Good Death: An Exploration of Dying in America, which is on aid-in-dying issues and religion.

Jeffrey Walton is communications manager for the Institute on Religion and Democracy in Washington, D.C. where he often writes about the Anglican and Episcopal churches.

Chris Stedman is the executive director of the Yale Humanist Community at Yale University in New Haven, Conn. He is the author of Faitheist: How an Atheist Found Common Ground With the Religious.

Kathryn Barush is an assistant professor of art history and religion at the Graduate Theological Union in Berkeley, California, where she studies art and the material culture of pilgrimage, domestic and urban shrines, sacred art and sacred space, and the works of J.R.R. Tolkien and the visual arts.

Ronald Nakasone is a senior lecturer in Buddhist art and culture at the Graduate Theological Union in Berkeley, Calif. His research interests include Buddhist aesthetics, art, and ethics, spirituality and aging.