- Gaudapada: Advaita Vedanta's First Philosopher
- Piercing the Veil: Comparing Science and Mysticism as Ways of Knowing Reality
- The Heart of Buddhist Wisdom: Plain English Translations of the Heart Sutra, the Diamond-Cutter Sutra, and Other Perfection of Wisdom Texts
- Nagarjuna: Buddhism's Most Important Philosopher
- Early Indian Philosophy: Selections of the Vedas and the Upanishads Translated Into Plain English with Notes and Essays