Brian F. SchaffnerBrian Schaffner is a Professor in the Department of Political Science at the University of Massachusetts Amherst and a faculty associate at the Institute for Quantitative Social Science at Harvard University. He is also the Founding irector of the UMass Poll and a co-PI for the Cooperative Congressional Election Study. Schaffner’s research focuses on public opinion, campaigns and elections, political parties, and legislative politics. He is the coauthor of the book Campaign Finance and Political Polarization: When Purists Prevail, the coeditor of the book Winning with Words: The Origins & Impact of Political Framing, and coauthor of Understanding Political Science Research Methods: The Challenge of Inference. His research has also appeared in over thirty journal articles. Read More Read Less