Why people like Tony Robbins are dropping $15000 on a little-known technology that lets you control your brain waves - Business Insider

Business InsiderWhy people like Tony Robbins are dropping $15000 on a little-known technology that lets you control your brain wavesBusiness InsiderThere are three cities around the world where, for $15,000, you can spend a week allegedly exercising your brain. The cerebral workout plan was created in the 1980s by James Hardt, a physicist and psychologist who claims that a week of his program ...and more »