Are the Demographics of the Political Parties Changing?

Partisan polarization in the united states is fundamentally a polarization around identities and not really about policy. Our republicans different from democrats in a fundamental way that they were twenty or thirty years ago. The lack of contact is another factor that is promoting distrust. But it's hard to get policies that deliver that because politicians have a very different agenda of division. And do you think the actual political views have widened?...