Being Logical: A Guide to Good Thinking

On the Nature of Philosophy and Other Philosophical Essays

How to Solve It: A New Aspect of Mathematical Method

Axiogenesis: An Essay in Metaphysical Optimalism

A Rulebook for Arguments: Edition 5

Philosophical Clarifications: Studies Illustrating the Methodology of Philosophical Elucidation

Logically Fallacious: The Ultimate Collection of Over 300 Logical Fallacies (Academic Edition)

Free Will: A Philosophical Reappraisal

The Philosopher's Book of Questions & Answers: Questions to Open Your Mind

Concept Audits: A Philosophical Method

An Illustrated Book of Bad Arguments: Learn the Lost Art of Making Sense (Bad Arguments)

Epistemic Pragmatism and Other Studies in the Theory of Knowledge

A Course in Miracles - Explanations of Major Themes

Ventures in Philosophical History

Reason and Religion

A Reasonable Response: Answers to Tough Questions on God, Christianity, and the Bible

Cognitive Complications: Epistemology in Pragmatic Perspective

Fast Math: Learn the Secrets of Mental Math: By Using Vedic Math and Other Math Tricks to Perform Mental Calculations from Multiplication to Percentages without Calculators