Law Commons^™

A Computational Analysis Of Constitutional Polarization, David E. Pozen, Eric L. Talley, Julian Nyarko

Faculty Scholarship

This Article is the first to use computational methods to investigate the ideological and partisan structure of constitutional discourse outside the courts. We apply a range of machine-learning and text-analysis techniques to a newly available data set comprising all remarks made on the U.S. House and Senate floors from 1873 to 2016, as well as a collection of more recent newspaper editorials. Among other findings, we demonstrate (1) that constitutional discourse has grown increasingly polarized over the past four decades; (2) that polarization has grown faster in constitutional discourse than in nonconstitutional discourse; (3) that conservative-leaning speakers have driven this …