Lis Nielsen manages a portfolio of research in Psychological Development and Integrative Science in the Division of Behavioral and Social Research at the National Institute on Aging, encompassing multidisciplinary research on the biological, social, and psychological determinants of well-being and health across the lifespan.

James Foster is Professor of Economics and International Affairs at George Washington University. He is also research associate at the Oxford Poverty and Human Development Initiative (OPHI) at Oxford University. His research is in development and theory, with an emphasis on measurement of poverty, inequality and wellbeing. Current research includes projects on measuring ultrapoverty, corruption, aspirations, subjective wellbeing, mobility, service delivery, robustness of multidimensional measures, and education quality.