- Mill's Principle of Utility: A Defense of John Stuart Mill's Notorious Proof
- One Over Many: The Unitary Pluralism of Plato's World
- Quine on Ethics: The Gavagai of Moral Discourse
- One Over Many: The Unitary Pluralism of Plato's World
- Philosophical Perspectives: Essays on Reality, Knowledge, and Morality (Variorum Collected Studies)








