choice theory Karl Popper – theorist, originated the open society theory Emilia Justyna Powell - Polish-American political scientist known for her expertise on international dispute resolution, the Islamic legal tradition, Islamic international law, and Islamic constitutionalism Jewel Prestage – first African-American woman to earn a Ph.D. in political science, former Dean of the School of Public Policy and Urban Affairs at Southern University Adam Przeworski – Democratic transitions theorist, author of Democracy and Development; member of the September Group Robert D. Putnam – social capital theorist, author of Bowling Alone R Douglas W. Rae – equality theorist Vicky Randall - scholar of political science and gender Mahesh Rangarajan – Indian political analyst and researcher with a focus on contemporary Indian politics and the politics of wildlife conservation in India John Rawls – political philosopher Gary D. Rawnsley FRSA— is a British political scientist whose research is located at the intersection of international relations and international communication. Dan Reiter – political scientist, specialized on military conflicts and war; professor at Emory University; author of How Wars End R. A. W. Rhodes – public administration scholar, pioneer of the study of policy networks in British government Condoleezza Rice – former National Security Advisor; former Secretary of State; professor at Stanford University Floyd M. Riddick – Parliamentarian of the United States Senate from 1964 to 1974, and developer of Riddick's Senate procedure William H. Riker – 20th-century political scientist who applied game theory to political science Patrick T. Riley – political theorist and Kant scholar Pearl T. Robinson - American professor of political science at Tufts University David Rohde – Congress scholar Stein Rokkan – expert on political parties and movements, founder of the Institute for Comparative Politics Richard Rose – American political scientist, Professor of Politics at the University of Aberdeen Richard Rosecrance – international relations and political economy expert Clinton Rossiter – American government and constitutional history theorist Susanne Hoeber Rudolph – scholar of political economy and political economy, former American Political Science Association president Irene S. Rubin – Emerita at Northern Illinois University focusing on interview methodology and public budgeting in American government John Ruggie – international relations theorist, social constructivist S Larry Sabato – University of Virginia professor, director of the University of Virginia Center for Politics, and popular political analyst Scott Sagan – Stanford professor and notable critic of deterrence theory Slobodan Samardžić – research includes political ideas