- Humanism: A Beginner's Guide (Oneworld Beginner's Guides)
- This Sentence is False: An Introduction to Philosophical Paradoxes
- The Big Think Book: Discover Philosophy Through 99 Perplexing Problems
- Philosophy: A Beginner's Guide (Beginner's Guides)
- Do Llamas Fall in Love?: 33 Perplexing Philosophy Puzzles