Deepak Chopra (; born October 22, 1946) is an Indian adept of alternative medicine and writer. He has written about spirituality and topics in mind-body connections. Chopra says that he has been influenced by the teachings of Vedanta and the "Bhagavad Gita", as well as by Krishnamurti Jiddu, and by the field of quantum physics. However,he has no knowledge of quantum physics. The ideas Chopra promotes have regularly been criticized by medical and scientific professionals as pseudoscience.