Associate Professor of Political Science at the University of Toronto.  Author of Left and Right: The Small World of Political Ideas (MQUP, 2015) and co-author, with Kelly Blidook and Rand Dyck, of Canadian Politics: Critical Approaches (Nelson, 2016). Co-Investigator of the Linked Parliamentary Data Project (www.lipad.ca). Interested in Canadian politics, ideology, party competition, and computational social science.