Cass Sunstein of the University of Chicago talks about the ideas in his latest book, Infotopia: How Many Minds Produce Knowledge. What are the best ways to get the information needed to make wise decisions when that information is spread out among an organization's members or a society's citizens? He argues that prediction markets can help both politicians and business leaders make better decisions and discusses the surprising ways they're already being used today. Deliberation, the standard way...
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