Team directory

Team directory

Scott Bokemper, Postdoctoral Resident Associate

Scott Bokemper (Ph.D., Stony Brook University, 2017) is a Postdoctoral Associate at the Institution for Social and Policy Studies and the Center for the Study of American Politics. He uses experimental methods to address questions related to poverty, inequality, social policy, and cooperation. He is also interested in designing and programming novel economic games.

2021 Policy Fellow

Xanni Brown,

Xanni Brown [she/her] is a fourth-year PhD candidate in the social psychology program, where she studies intergroup relations. Her work focuses on how people perceive and react to threats to racial hierarchy. Before that, she worked as the policy director at a campaign finance reform non-profit. In 2014 she received a B.A. in social studies from Harvard University, where she also played rugby and worked in the Sidanius intergroup psychology lab. 

Paula Calvo, Graduate Policy Fellow 2021

Paula Calvo,

Paula Calvo is a PhD student in the Economics Department at Yale. Her research focuses on the role of family structure in determining life-cycle outcomes, with a particular focus on women and children. She aims to understand how different policies might affect the type of households that form and the welfare of those living under different family arrangements.

Before coming to Yale she earned a M.S. in Economics at the Universidad de San Andrés in Argentina, and worked as a consultant for the World Bank and the UNCTAD.

ISPS Director's Fellow, 2021

Marco Chaidez, ISPS Director's Fellow, 2021

Marco Chaidez is a junior in Berkeley College majoring in Ethnicity, Race, and Migration, and Economics. He lives just outside of Chicago, and is especially interested in labor migration and transnational communities and identities in the United States, as well as the role of education in these communities. At Yale, he is an undergraduate research assistant at the Tobin Center for Economic Policy, a Recruitment Coordinator at the Yale College Undergraduate Admissions office, and a member of Yale’s MEChA (Movimiento Estudiantil Chicanx de Aztlan).

ISPS Director's Fellow, 2021

Patrick Chappel, ISPS Director's Fellow, 2021

Patrick Chappel is a Sophomore in Davenport College from Columbus, GA majoring in Political Science. Broadly, Patrick is interested in the function of the federal bureaucracy and execution of executive policy. As legislative gridlock continues to plague Washington, he seeks to answer how policymakers can respond to fast moving crises using existing statutory authority. At Yale, Patrick works as a research assistant for Professor Christina Kinane and is the student head of LuMin at Yale. 

Lara Chausow, Graduate Student, Political Science


Lara Chausow is a graduate student who studies American Politics, with a focus on Congress, lobbying, and interest groups. Prior to entering graduate school, she conducted research and advocacy for government ethics and campaign finance reform at Public Citizen in Washington, DC.

Xi Chen, Assistant Professor, School of Public Health

Professor Chen is a health and development economist. He recently completed his Ph.D. in applied economics at Cornell. His research seeks to better understand how social interactions affect health behavior and outcomes, how socioeconomic status drives social competition. Most of his current work draws on primary data from China.

Curriculum Vitae

Nicholas Christakis, Sterling Professor

Nicholas Christakis, Sterling Professor of Social and Natural Science, Internal Medicine & Biomedical Engineering

Dr. Nicholas Christakis is Sterling Professor of Social and Natural Science, Internal Medicine & Biomedical Engineering, and he conducts research on social factors that affect health, health care, and longevity. Dr. Christakis was recently recruited to Yale from Harvard, where he is the Director of the Human Nature Lab and the Co-Director of the Yale Institute for Network Science. His current work involves the application of network science and mathematical models to understand the dynamics of health in longitudinally evolving networks.

Zack Cooper, Associate Professsor

Zack Cooper, Associate Professor of Public Health and Economics (On sabbatical Fall 2020 and Spring 2021)

Zack Cooper is an Associate Professor of Health Policy and of Economics at Yale University where he also serves as director of Health Policy at the school’s Institution for Social and Policy Studies. Professor Cooper is a health economist whose work is focused on producing data-driven scholarship that can inform public policy. In his academic work, he has analyzed the impact of competition in hospital and insurance markets, studied the influence of price transparency on consumer behavior, and examined the influence of electoral politics on health care spending growth.

Alexander Coppock, Assistant Professor of Political Science

Alexander Coppock is Assistant Professor of Political Science and a resident fellow of the Institution for Social Policy Studies and Center for the Study of American Politics. He received his Ph. D. in political science from Columbia University (2016). His principal research interest lies in political persuasion and its implications for the malleability of public opinion in the context of elections. His interests extend beyond persuasion to the design and analysis of randomized experiments.