The Strange Case of the Rickety Cossack: And Other Cautionary Tales from Human Evolution

Escaping from Eden: Does Genesis Teach that the Human Race was Created by God or Engineered by ETs?

Masters of the Planet: The Search for Our Human Origins

The Scars of Eden: Has Humanity Confused the Idea of God with Memories of ET Contact?

The World from Beginnings to 4000 BCE

Pterosaurs: Natural History, Evolution, Anatomy

Lemur Biology

The Monkey in the Mirror: Essays on the Science of What Makes Us Human

Sasquatch: Legend Meets Science

The Brain: Big Bangs, Behaviors, and Beliefs

The Seven Daughters of Eve: The Science That Reveals Our Genetic Ancestry

A Natural History of Wine

Wayfinding: The Science and Mystery of How Humans Navigate the World

Understanding Race

Alpha Male: A Forbidden Opposites Attract Romance (How to Build Unshakable Self-confidence, Attract High-quality Women, and Build a Successful Life)

Alpha Male: Become Confident and Successful With Daily Habits (The Ultimate Guide to Unlock Your Full Potential and Win Over Women)