Bionomics in the Dragon Kingdom: Ecology, Economics and Ethics in Bhutan

The Varieties of Scientific Experience: A Personal View of the Search for God

The Theoretical Individual: Imagination, Ethics and the Future of Humanity

Undeniable: How Biology Confirms Our Intuition That Life Is Designed

Why Life Matters: Fifty Ecosystems of the Heart and Mind

Proof of Heaven: A Neurosurgeon's Journey into the Afterlife

Anthrozoology: Embracing Co-Existence in the Anthropocene

Beneath the Surface: Killer Whales, SeaWorld, and the Truth Beyond Blackfish

On the Nature of Ecological Paradox

Death at SeaWorld: Shamu and the Dark Side of Killer Whales in Captivity

The Hypothetical Species: Variables of Human Evolution

Foundational Falsehoods of Creationism

Codex Orféo: A Novel

The Case for a Creator: A Journalist Investigates Scientific Evidence That Points Toward God

The Maiden Voyage of Petrus van Stijn: A Novel

Eating Animals

Life Force: The World of Jainism

Spiritual Science: Why Science Needs Spirituality to Make Sense of the World

Seven Days that Divide the World, 10th Anniversary Edition: The Beginning According to Genesis and Science, Edition 10