- Beast and Man:The Roots of Human Nature (1978)
- Heart and Mind:The Varieties of Moral Experience (1981)
-Wickedness:A Philosophical Essay (1984)
- Δεν μπορούμε να κάνουμε ηθικές κρίσεις; (1991)
-The Ethical Primate:Humans, Freedom and Morality (1994)
-Science as Salvation:A Modern Myth and Its Meaning (1992)
- Utopias, Dolphins and Computers:Problems of Philosophical Plumbing (1996)
- Evolution as a Religion:Strange Hopes and Stranger Fears (2002)
- Are You an Illusion;:The Philosophy of Consciousness (2008)