Political Opinions are like Haircuts

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When the body perceives a sudden threat, not only is adrenalin released in our blood, but even on the surface of our skin there is a measurable reaction that takes place within 0.05 seconds. And if you can track that, you can get a pretty good idea about how scared someone is. And we can track that. As it turns out, conservatives are more scared than liberals.

Studies like this have becoming increasingly popular as political polarization increases in the US and across the world. In the US, people want to know what makes a Republican different than a Democrat. We’ve learned so much about it that, according to Jonathan Haidt, after a few tests we can not only estimate with reasonable accuracy where someone will come down on political issues, but also what places they want to travel, books they’d like to read, and restaurants they’d enjoy. So the real wonder is not what separates the two parties, but what makes people within those parties so similar—even across seemingly unrelated issues. Continue reading