- Citizen Killings: Liberalism, State Policy and Moral Risk
- Tayloring Reformed Epistemology: Charles Taylor, Alvin Plantinga and the de jure Challenge to Christian Belief
- Just Warriors, Inc.: The Ethics of Privatized Force
- Morality and Ethics at War: Bridging the Gaps Between the Soldier and the State
- Morality and Ethics at War: Bridging the Gaps Between the Soldier and the State