He has authored numerous books and articles, including "Science and Faith: A New Introduction" (2012), "Making Sense of Evolution: Darwin, God, and The Drama of Life" ( 2010), "God and the New Atheism: A Critical Response to Dawkins, Harris, and Hitchens" (2008), "Christianity and Science: Toward a Theology of Nature" (2007), "Is Nature Enough? Meaning and Truth in the Age of Science" (2006), "Purpose, Evolution and the Meaning of Life" (2004), "God After Darwin: A Theology of Evolution" (2000, 2nd ed. 2007), "Science and Religion: From Conflict to Conversation" (1995), "The Promise of Nature: Ecology and Cosmic Purpose" (1993, 2nd ed. 2004), "What is Religion?" (1990), "What is God?" (1986), and "The Cosmic Adventure: Science, Religion and the Quest for Purpose" (1984).