Beyond the Postmodern Mind: The Place of Meaning in a Global Civilization

Forgotten Truth: The Common Vision of the World's Religions

Why Religion Matters: The Fate of the Human Spirit in an Age of Disbelief

The World's Religions (Plus)

The Soul of Christianity: Restoring the Great Tradition (Plus)

The Illustrated World's Religions: A Guide to Our Wisdom Traditions

Tales of Wonder: Adventures Chasing the Divine, an Autobiography

And Live Rejoicing: Chapters from a Charmed Life — Personal Encounters with Spiritual Mavericks, Remarkable Seekers, and the World's Great Religious Leaders

Pain, Sex and Time: A New Outlook on Evolution and the Future of Man (Provenance Editions)

Cleansing the Doors of Perception: The Religious Significance of Entheogenic Plants and Chemical

The Transcendent Unity of Religions (Quest Book)