I am the Class of 1987 Professor of Politics at the Department of Politics, Princeton University. I currently serve as the director of the Center for Statistics and Machine Learning.

I specialize in political methodology and legislative behavior. My current methods research deals with machine learning and large language models. My substantive field is Comparative Politics, and I focus primarily on British Political Development.

Previously, I served as a faculty member at New York University and Harvard University. On this site, you can find information about my vita, some of my working papers and my contact details.