Hans-Peter Kohler is a social and economic demographer whose current research focuses on health and health-related behaviors in developing and developed countries. A key characteristic of Hans-Peter's research is the attempt to integrate demographic, economic, sociological and biological approaches in empirical and theoretical models of health and demographic behaviors. In his prior work, he has investigated the role of social and sexual networks for HIV risk perceptions and HIV infection risks, the causal effects of education on health, the consequences of learning one's HIV status on risky behaviors, the interrelations between marriage and sexual relations in developing countries, the role of social interaction processes for fertility and AIDS-related behaviors, and the determinants and consequences of low fertility in developed countries.

Norma B. Coe, PhD, is a Professor of Medical Ethics & Health Policy at the Perelman School of Medicine at the University of Pennsylvania. She is an economist whose research focuses on identifying causal effects of policies that directly and indirectly impact health, human behavior, health care access, and health care utilization. Norma is the Director of the Policy and Economics of Disability, Aging, and Long Term Care (PEDAL) lab and Co-Director of the Population Aging Research Center (PARC). In her research, Dr. Coe merges the rigor of economic thinking and empirical analysis with the practical health services skills of measurement and knowledge of the health policy context to answer pressing questions for policymakers and other stakeholders on how we can improve aging in America.

Emily Hannum is an Associate Dean for the Social Sciences. Emily oversees the Departments of Anthropology, Criminology, Economics, History and Sociology of Science, Political Science, and Sociology, as well as several research centers.  Hannum is a professor of Sociology, holds a secondary appointment in the Graduate School of Education, and serves as Associate Director of the Population Studies Center. She directed a 15-year longitudinal study of childhood poverty and upward mobility in China, where she is actively involved in other national and regional studies of children’s education, health, and welfare. She has also been a consultant on educational development issues to the World Bank, the Asian Development Bank Institute, and UNESCO.  Hannum served as Graduate Chair in Sociology from 2008 to 2015 and as Associate Chair of Sociology from 2016 to 2017. She is also a member of the Graduate Groups in Demography and International Studies and is affiliated with the Center for the Study of Contemporary China and the Center for East Asian Studies.