Yajuan Si

Research Assistant Professor, Survey Research Center, Institute for Social Research

Photo of Yajuan Si


Yajuan Si was an assistant professor jointly in the Department of Biostatistics & Medical Informatics and the Department of Population Health Sciences at the University of Wisconsin (UW), Madison. She is affiliated in the UW Survey Center and Department of Statistics. Before joining UW in 2014, Yajuan was a Postdoctoral Research Scholar at Columbia University, NYC. In September 2012, she obtained her Ph.D degree on Statistical Science from Duke University. Dr Si’s research lies in cutting-edge methodology development in streams of Bayesian statistics, complex survey inference, missing data imputation, causal inference, and data confidentiality protection. Currently she is leading a NSF funded project to build a unified framework in sample weighted inferences and a NIH funded grant to profile missing data in electronic health records. Yajuan has extensive collaboration experiences with health services researchers and epidemiologists to improve healthcare and public health practice, and she has been providing statistical support to solve sampling and analysis issues on health and social science surveys.