The Age of Atheists: How We Have Sought to Live Since the Death of God. New York: Simon & Schuster, 2014..
Faitheist: How an Atheist Found Common Ground with the Religious. Boston: Beacon Press, 2012..
America’s Most Hated Woman: The Life and Gruesome Death of Madalyn Murray O’Hair. New York: The Continuum Publishing Company, 2005..
The Varieties of Scientific Experience: A Personal View of the Search for God. New York: Penguin Books, 2007..
Enlightenment Now: The Case for Reason, Science, Humanism and Progress. New York: Viking, 2018..
On Humanism (Thinking in Action). Abingdon: Routledge, 2012..