Advantage player - how one man got a legal edge to take on the casinos

On Flamingo Rd in Las Vegas, James Grosjean sat at a steel table outside a Starbucks. In the near distance stood a sign for a local casino, the Palms, where he has been shown the door more than once.
Being run out of casinos is an occupational hazard for Grosjean, a professional gambler who majored in applied math at Harvard and briefly considered careers on Wall Street and in academia.