Some people can spend years meditating and engaging in various spiritual practices in hopes of achieving an authentic mystical experience. Sometimes they wind up feeling fruitless and frustrated. Ethnobotanist Dennis McKenna, Terence McKenna’s brother, tells of a forbidden fruit which can reliably induce a mystical experience – psychedelic substances taken in spiritual settings. While this is not the answer for everyone seeking a connection with the divine, it has become a profound path for others. Beyond the spiritual, certain medical studies are discovering psychological benefits of careful and controlled ingestion of certain psychoactive substances. Learn more in this interview with Sean Stone.