"We all know people who seem capable of connecting with almost anyone. They are the ones we turn to for advice, the ones who ask deep questions but also seem to hear what we are trying to say. What do they know about conversation that makes them so special? And what can they tell us about how communication really works? Supercommunicators, Charles Duhigg argues, understand--some by intuition, some by hard-won experience--that there is a science to...