Marilynne Robinson is the author of Gilead, which won the 2005 Pulitzer Prize for fiction and the 2004 National Book Critics Circle Award for Fiction. Her most recent novel, Home, a companion to Gilead, won the 2008 L.A. Times Book Prize for fiction and the 2009 Orange Prize for fiction.

Michael Ward is an ordained minister in the Church of England, his native country, and one of the world’s leading experts on the works of C.S. Lewis.

Dr. Timothy Johnson served as Medical Editor for ABC News, where he regularly appeared on Good Morning America, World News Tonight, Nightline, and 20/20. Dr. Johnson also is an ordained minister in the Covenant Church, and is author of Finding God in the Questions: a Personal Journey.