Zen Buddhism blossomed in China starting in the sixth century CE and spread to Japan and other Countries. Advaita Vedanta spread all over India starting in the eighth century CE because of the efforts of Shankaracharya. Both of these popular sects in the modern world, one from Mahayana Buddhism and the other from Hinduism, consider 'non-duality' as their main characteristic. This book makes a comprehensive comparative analysis of all aspects of Zen and Advaita Vedanta: history, metaphysics, epistemology, ethics, aesthetics and practice. One could harmoniously blend many aspects of their tenets in one's practice regardless of Whether they are Buddhists or Hindus.