He is the author of Incarceration Nation: How the United States Became the Most Punitive Democracy in the World and editor (with Christopher Wlezien) of Who Gets Represented? His research has been funded by the National Science Foundation and the Russell Sage Foundation and has appeared or is forthcoming in journals such as the American Journal of Political Science, British Journal of Political Science, Journal of Politics, Perspectives on Politics, Political Behavior, and Public Opinion Quarterly. Peter received his PhD in political science from the University of North Carolina at Chapel Hill and his undergraduate degree from Colorado College. Prior to graduate school, he taught high school for three years in Baltimore, MD, through Teach For America. Email Peter.