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00000175-b316-d35a-a3f7-bbdefeea0000Each week on Two Guys on Your Head, Dr. Art Markman and Dr. Bob Duke, explore different aspects of human behavior and the brain.In conversations hosted by producer Rebecca McInroy, the two renowned psychologists cover everything from the effects of sugar on the brain, to what's happening in our minds while we sleep, and much, much more.Listen to the Two Guys every Friday at 7:51 a.m., 1:49 and 4:51 p.m. on KUT-FM. You can always dig into the posts below or checkout and subscribe to podcasts via iTunes. We'd love to know what you're curious about! Email us your topics and suggestions at twoguys@kut.org. And follow Two Guys on Twitter: @2GoYH

Why It Seems Like We Don't Get Along Like We Used To

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Jenna VonHofe for KUT

Have we evolved into a nation of extremes? In an election season like this one (as if we've ever seen anything like this) it may seem like there's no middle ground, and there's a reason for that.

In this edition of Two Guys on Your Head, Dr. Art Markman and Dr. Bob Duke talk about why we've become more polarized politically – especially in the last 30 years.

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