In The True Path, Duke psychiatrist Roy J. Mathew draws on his own extensive knowledge of neuroscience as he looks at the centuries-old Indian idea that spirituality is a state of mind-a higher form of consciousness. Mathew shows how the latest brain research demonstrates that activities such as prayer, music, art, nature, intuitive knowledge, altruism, and meditation stimulate the non-dominant hemisphere of the brain. Spirituality is intimately connected to this area of the brain and must be accessed-according to Indian philosophy-by removing the "sheaths" of everyday life. With scientific...