College-educated voters are moving dramatically into the ranks of the Democratic Party, attracted by the party’s views on subjects like diversity and inclusion. And less educated voters are flocking to the Republican Party, drawn by its skepticism of cultural change. The authors of "Polarized by Degrees: How the Diploma Divide and the Culture War Transformed American Politics," Matt Grossman and David Hopkins, join the show to talk about the ways that higher education status reflects — and influences — the American political landscape.