Comparative analysis in political science examines political phenomena by juxtaposing cases or variables across units such as states, regions or periods. It encompasses a spectrum of methodological ...

Causal inference has transformed empirical political science. Experiments, natural experiments, instrumental variables, difference-in-differences designs, ...

Machine learning methods have transformed the study of political language by automating the extraction of meaning, sentiment and thematic structure from large text corpora. Supervised learning ...

In August 2020, amid COVID-19 lockdowns, George Floyd protests, and conspiracy theories that the entire U.S. electoral system was a sham, the University of Chicago political scientist John Mark Hansen ...