In 1831, two youths embarked upon voyages that would change the way that we view the world today. The first was Charles Darwin and the second was Alexis de Tocqueville. Both addressed the nature of competition, cooperation, and community in ways that are highly relevant to the social dilemmas facing us today. Join the legendary Robert Putnam and me as we update these pioneers on what Tocqueville called "self interest, rightly understood."