'Groupthink' in Colorado Springs and Boulder: Is it a problem?

Professor Reid Hastie talks with Colorado Public Radio about his research on what happens when you put a group of like-minded people in a room together, which is featured in "Wiser: Getting Beyond Groupthink to Make Groups Smarter," the book he wrote with Cass Sunstein. Hastie said people often become more extreme when talking with people who share their opinions.

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