Opinion Columns & Blogs

September 13, 2012 12:00 AM

Cass R. Sunstein: We should break out of information cocoons

How do you know what you know? You undoubtedly have firsthand knowledge about many things. With respect to innumerable issues, including political ones, most of what we know is what we learn from other people. By itself, that is inevitable and nothing to lament.

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