When does democracy work well, and why? Is democracy the best form of government? These questions are of supreme importance today as the United States seeks to promote its democratic values abroad. Democracy and Knowledge is the first book to look to ancient Athens to explain how and why directly democratic government by the people produces wealth, power, and security. Combining a history of Athens with contemporary theories of collective action and rational choice developed by economists and political scientists, Josiah Ober examines Athenian democracy's unique contribution to the ancient Greek city-state's remarkable success, and demonstrates the valuable lessons Athenian political practices hold for us today. He argues that the key to Athens's success lay in how the city-state managed and organized the aggregation and distribution of knowledge among its citizens. Ober explores the institutional contexts of democratic knowledge management, including the use of social networks for