How Politicians Polarize: Political Representation in an Age of Negative Partisanship

A fresh examination of political representation in an era of negative partisanship.

What does representation look like when politicians focus on "othering" the opposing party rather than the policy interests of their constituents? How do voters react to negative partisan rhetoric? And is policy responsiveness still the cornerstone of American representative democracy?

In How Politicians Polarize, Mia Costa draws on survey experiments, analysis of congressional newsletters and tweets, and da...