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144 - The Backfire Effect - Part Four (rebroadcast)

You Are Not So Smart

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How Do You Know This Works?

In 1942, the U.S. Army hired sociologists and psychologists to measure morale during World War II. The scientists were asked: How do you know this works? No one yet really knew how attitudes worked or what affected them in any way. Carl Hovland decided that exploring attitudes was the best way to crack the code of mind change.

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