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The Yale PEW Team

Postdoctoral Associates

  • Laboratory Associate

    Visiting Fellow

    Dr. Esen is a postdoctoral researcher from the Department of Clinical Epidemiology (DCE) at Aarhus University in Denmark. She is currently undertaking a two-year research stay at the Yale School of Public Health (YSPH).

    Dr. Esen holds a Master's degree in statistics and a PhD in health sciences from Aarhus University. Her research focuses on data management, data analysis, and statistical and epidemiological methods, with a particular emphasis on causal inference methods and pharmacoepidemiology. Her current research involves developing algorithms for target trial emulation.

    She has been involved in numerous national and international research projects, demonstrating a strong track record of collaboration. This includes working with researchers at Stanford University and the Karolinska Institute, as well as contributing to large-scale international initiatives such as the Nordic Pregnancy Drug Safety Study (NorPreSS). Her work has been recognized through publications in high-impact journals. She was awarded the Best Flash Talk Prize in 2020 and the prestigious Tove Nilsson Research Prize in 2024 for significant contributions to the field of epidemiology.

Graduate Student

  • PhD Student

    Giselle Bellia is a PhD Student at the Yale School of Public Health, following her graduation from the department of Environmental Health Sciences MPH program. She holds a BA in psychology from Seton Hall University. She is interested in psychiatric epidemiology, with a specific interest in environmental influences on fetal and childhood neurodevelopment. She also enjoys learning about innovative research and statistical methodologies to explore these interests.