It doesn’t matter if you’re playing a high-stakes game at the casino or a friendly round of Texas Hold ’em with your crew – after the last hand has been played, you want your corner to be stacked with more chips than you started with. Master the subtle art of the perfect poker face and fake your way to winning with these tips from Annie Duke, a World Series of Poker champion, and Joe Navarro, a former FBI non-verbal communication expert (and bluffing coach to the pros).