- Reason and Argument, Prentice-Hall, 1993; 2nd Edition, 1999.
- Epistemology, Prentice Hall (Foundations of Philosophy Series), 2003.
- Evidentialism (with Earl Conee), Oxford University Press, 2004.
- The Good, The Right, Life and Death, ed. (with Jason Raibly, Kris McDaniel, and Michael Zimmerman), Ashgate, 2006.
- Disagreement, ed. (with Ted A. Warfield), forthcoming.