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Angelina Grigoryeva

Former Bell Fellow
HCPDS

Angelina Grigoryeva is a sociologist whose research lies at the intersection of inequality and stratification, social demography, and economic sociology. She holds a PhD in sociology with a certificate in demography from Princeton University. Her research examines household economic lives in the context of large-scale socio-economic transformations, with the focus on both between- and within-household differences. In her prior work, she examined the gender division of elder care among adult…

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Anna Grummon

Former Bell Fellow
HCPDS

Anna Grummon is a behavioral scientist who studies how nutrition policies affect what we eat and how healthy we are. She holds a PhD and MSPH in health behavior from the University of North Carolina at Chapel Hill. Her dissertation integrated randomized experiments with mathematical modeling to examine whether health warning labels cause consumers to buy fewer sugary drinks, and whether changes in consumer behavior could lead to improved population…

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Philipp Hessel

Former Bell Fellow
HCPDS

Philipp Hessel, PhD, received his doctorate from the London School of Economics, where he completed a dissertation examining how exposure to macroeconomic shocks during different and potentially sensitive life-course periods affects health at later–life. His research combines demography, public health, and gerontology and employs cross-national data from Europe and the US. Philipp’s work was recently (jointly) awarded the Kalish Innovative Publication Award by the Gerontological Society of America. As a…

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Lindsay Kobayashi

Former Bell Fellow
HCPDS

Lindsay Kobayashi is a social epidemiologist whose work draws from behavioral science to examine health-related outcomes in aging populations. She received her PhD from University College London, where she investigated aging-related changes to literacy skills and the influence of literacy on health-promoting behaviors in older English adults. As a Bell Fellow, she continued this line of work by framing cognitive function, literacy, and technological capital within the societal determinants of…

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Germana Leyna, MD, PhDp

Dr. Leyna came to us as a lecturer in Epidemiology at Muhimbili University of Health and Allied Sciences in Tanzania. As a fellow, she investigated the influence of migration on risk factors to non-communicable diseases.

Erika Meza

Erika Meza

Harvard David E. Bell Postdoctoral Fellow
HCPDS

Erika Meza earned a PhD in epidemiology and translational science at the University of California, San Francisco, and an MPH in environmental health sciences at Mailman School of Public Health, Columbia University. Meza’s work explores intergenerational education, cognitive function and decline, and risk of dementia for US Latinos. Her interest in socioeconomic, racial, and ethnic health inequities has been a consistent theme throughout her research. As a Bell Fellow, she will seek to…

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Jeong Hyun Oh

Spiegelman Postdoctoral Fellow
HCPDS

Jeong Hyun (“Johanna”) Oh holds a PhD in sociology from the University of Chicago, where she also earned an MA in sociology. Her research is focused on how health and economic inequalities in sub-Saharan Africa are informed by demographic processes. She examines how educational expansion alters labor market outcomes among “moderately educated” women and its implications for wealth inequality and diverging family experiences.  As a Harvard Mortimer Spiegelman Postdoctoral Fellow…

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Collin Payne

Former Bell Fellow
HCPDS

Collin Payne’s research integrates approaches from demography, epidemiology, sociology, and biostatistics to improve empirical and theoretical models of population health in low-resource contexts.  He received his PhD from the University of Pennsylvania, where his dissertation focused on the health of aging populations in sub-Saharan Africa and Latin America. As a Bell Fellow, Collin studied how the HIV epidemic and the introduction of new treatments impacted population health, economic activity, and family…

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Fahad Razak

Fahad Razak, MD, is an internist and clinician scientist at St. Michael’s Hospital, Department of Medicine, University of Toronto and a research scientist in the Keenan Research Centre, Li Ka Shing Knowledge Institute. He has a multidisciplinary background including biomedical engineering, epidemiology and public health, and a medical degree with specialization in general internal medicine. As a Bell Fellow, he studied the causes and consequences of the changing shape of…

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Natalia Rigol

Former Bell Fellow
HCPDS

Natalia Rigol holds a doctorate in economics from MIT. Her work explores how the design, targeting, and delivery of financial products can be optimized to empower women, specifically in India. Natalia’s academic background in development economics and gender issues is supplemented by her extensive experience in designing and leading field studies in India. As a Bell Fellow, she continued to integrate insights from social and medical sciences with economic theory to…