Entailment, Vol. II: The Logic of Relevance and Necessity

Being Logical: A Guide to Good Thinking

Branching Space-Times: Theory and Applications

The Courage to Be Disliked: The Japanese Phenomenon That Shows You How to Change Your Life and Achieve Real Happiness

A Rulebook for Arguments: Edition 5

Earth Awakens: Prophecy 2012–2030

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

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

How to Win Every Argument: The Use and Abuse of Logic, Edition 2

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

A Course in Miracles - Explanations of Major Themes

A Thousand Brains: A New Theory of Intelligence

The Alchemy of Happiness

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

There Are Two Errors in the the Title of This Book, Revised and Expanded (Again): A Sourcebook of Philosophical Puzzles, Problems, and Paradoxes, Edition 3

The Critical Thinking Toolkit

Suffering, Suicide and Immortality: Eight Essays from The Parerga

The World as Will and Representation, Vol. 1: Volume 1

Logic for Philosophy