- A Short Essay on the Freedom of the Will
- Critiques of the Short Essay on the Freedom of the Will
- Rejoinder on the Freedom of the Will
- A Dualist Critique of Searle's Philosophy of Mind
- The Delusion of Mental Illness
- Prologue to My Defense of Instinct
- Criticism of the Prologue of My Defense of Instinct, Part I
- In Defense of Instinct
- Direct Reason
- Back and Forth on Direct Reason, Part I
- Back and Forth on Direct Reason, Part II
- Back and Forth on Direct Reason, Part III
- Back and Forth on Direct Reason, Part IV
- The Is-Ought Problem
- Ayn Rand in Three Acts: Chris Sciabarra's Ayn Rand: the Russian Radical
- Distributive Justice in A Pure Service Economy
- Discussion on "Distributive Justice in A Pure Service Economy, Part I
- Discussion on "Distributive Justice in A Pure Service Economy, Part II
- Discussion on "Distributive Justice in A Pure Service Economy, Part III
- Jesus: A Modern Sokratic Dialogue
- Charter of the Association for Systematic Philosophy, Part I
- Information on the Association for Systematic Philosophy, Part II
- How to Subscribe to the Association for Systematic Philosophy List, Part III
- Some Comments on Rand's Ethics
- Further Comments on Rand's Ethics
- A Platonic Defense of Liberal Individualism
- Can You Guess Who Wrote This???
- An Enquiry Concerning Hume's Misunderstanding
- Underived Knowledge: An Answer to Skepticism about Induction and the External World
- Skepticism Unrefuted: Strawson, Stroud and Other Minds
- Common Sense and the Self-Refutation of Skepticism
- Self-Liberation in Existence and Consciousness (won 3rd prize in 1991 IHS essay contest)
- Fearful Masters: Oppressive Tradition and the Benevolent Despot in A Connecticut Yankee in King Arthur's Court(won 2nd prize in 1993 IHS essay contest)
- The Economics of Insanity