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Cass R. Sunstein

How to Stay Sane on Facebook

How social media confirms our pre-existing convictions.

For the 48th World Communications Day, Pope Francis produced a remarkable (and mostly enthusiastic) message about the effects of social media. He contended that the Internet is "something truly good, a gift from God."

At the same time, he warned that the "variety of opinions being aired can be seen as helpful, but it also enables people to barricade themselves behind sources of information which only confirm their own wishes and ideas, or political and economic interests."