The Upright Thinkers: The Human Journey from Living in Trees to Understanding the Cosmos - Paperback

Subliminal: How Your Unconscious Mind Rules Your Behavior (Pen Literary Award Winner) - Paperback

Euclid's Window: The Story of Geometry from Parallel Lines to Hyperspace - Paperback

War of the Worldviews: Where Science and Spirituality Meet -- And Do Not - Paperback