New Media and American political discourse – Matthew Baum 79 Political Science November 28, 2016 Harvard University · SaveEmbed Cite Participate Recommend Matthew Baum, Harvard University New Media and the Polarization of American political discourse Image courtesy of interviewee america harvard university Matthew Baum New Media Log-in or Sign-up to Faculti Currently viewing as guest. You have insight(s) remaining for this month. Login Sign-up or Subscribe