and institutions, federalism, constitutionalism, and European Union David Samuels – comparativist scholar of Brazilian politics and political institutions Eliz Sanasarian - professor of political science at the University of Southern California Virginia Sapiro - American political psychologist Austin Sarat – public law specialist Giovanni Sartori – comparativist, expert on constitutional theory and party systems E.E. Schattschneider – early political parties expert, author of Party Government and The Semisovereign People: A Realist's View of Democracy in America Steven Schier – specialist in American Politics Warner R. Schilling – specialist in international relations and military technology Kay Lehman Schlozman - J. Joseph Moakley Professor of political science at Boston College and an expert in American political participation and gender and politics Vivien A. Schmidt - Jean Monnet Chair of European Integration Professor of International Relations in the Pardee School of Global Studies and professor of political science at Boston University Cheryl Schonhardt-Bailey - professor in Political Science at the London School of Economics and Political Science Victoria Schuck - Professor of Political Science who spent much of her career (1940-1976) at Mount Holyoke College Ekaterina Schulmann - associate professor of the Russian Presidential Academy of National Economy and Public Administration and legal specialist Gesine Schwan – political scientist, president of the Viadrina European University, and nominated twice as a candidate for the federal presidential elections of Germany James C. Scott – political economist, Southeast Asia area specialist Hossein Seifzadeh – Iranian Professor of Political Science at University of Tehran; expert on strategic and security issues in the Middle East Mitchell A. Seligson – Centennial Professor of Political Science Vanderbilt University; founder of Latin American Public Opinion Project and AmericasBarometer Donna Shalala – former United States Secretary of Health and Human Services Jim Sidanius – American political scientist Matthew Soberg Shugart – scholar of constitutional design and electoral systems Yekaterina Shulman – scholar specializing in lawmaking Beth Simmons – international relations scholar focusing on human rights Herbert A. Simon – Nobel Prize-winning professor at Carnegie Mellon; a founder of artificial intelligence research; received his Ph.D. in political science from the University of Chicago Valeria Sinclair-Chapman – studies American political institutions, the representation of minority groups in the United States Congress, and minority political participation Theda Skocpol – comparative sociologist; former president of American Political Science Association, Harvard University Stephen Skowronek – presidency and American political development scholar (Yale University) Anne-Marie Slaughter – scholar