What It Means to Be a 'Shorter American'

CNN - It's the first week of 2016, and that means two things. The first is that many of us are headed to department stores to return holiday gifts given to us by earnest but delusional relatives.

The preference is real and based in evolutionary biology, according to Gregg Murray, associate professor of political science at Texas Tech University, who suggests that atavistic instincts lead us to turn to "physically imposing" individuals for leadership.

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