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The Dumbbell Effect of Political Polarization

Americans must rise above confirmation bias, groupthink, and tribalism

Image: Free-Photos/Pixabay

Political polarization is nothing new in America, but recent studies show that a greater number of people are migrating further toward the extreme ends of the spectrum. Instead of a bell curve, the distribution of Americans along the political spectrum these days looks…




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Bill Sullivan Jr

Bill Sullivan Jr

Bill Sullivan is the author of “Pleased to Meet Me: Genes, Germs, and the Curious Forces That Make Us Who We Are” (National Geographic Books).

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