Hackett Publishing Company, Inc.
- Abelard and Heloise
- Introduction to Positive Philosophy
- Utopia with Erasmus's The Sileni of Alcibiades
- The Trials of Socrates
- Against the Academicians / The Teacher
- Monologion and Proslogion with the Replies of Gaunilo and Anselm
- Hippias Major
- The Essential Plotinus
- Alexander the Great
- Deductive Logic
- Prior Analytics
- Charmides
- Hegel
- A Companion to Plato's Republic
- Free Will and Determinism
- Pragmatism
- Inquiry and Essays
- Wittgenstein Conversations, 1949-1951
- Color for Philosophers
- Classics of Analytic Philosophy
- Historical and Critical Dictionary
- Moral Literacy or How to Do the Right Thing
- The Political Writings
- Five Texts on the Mediaeval Problem of Universals
- Political Writings
- Introductions to the Wissenschaftslehre and Other Writings, 1797-00
- Kleist
- A Workbook for Arguments
- Who's To Say?
- Aristotle In Outline