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Why Debunking Myths About Vaccines Hasn’t Convinced Dubious Parents

Harvard Business Review

Yet today, surveys show that as many as a third of U.S. Brendan Nyhan of Dartmouth and Jason Reifler of the University of Exeter have also documented an even more alarming tendency, which they call “ the backfire effect.” Heider created a short, simple animation of two triangles, a rectangle and a circle.

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