Chao Cheng

Chao Cheng serves as an Assistant Professor of Statistics & Data Science at Washington University in St. Louis within the Department of Statistics and Data Science. His academic profile combines methodological innovation with health science applications.

Dr. Cheng's educational foundation includes:

• PhD in Biostatistics from Yale University
• MS in Applied Statistics from Tsinghua University
• BS in Economics from Donghua University

His research program centers on advancing causal inference methodologies, specifically through causal mediation analysis, quantile-based causal estimation, and measurement error correction frameworks. These semiparametric approaches target enhanced robustness in effect estimation for complex health science problems. His work demonstrates consistent focus on developing statistically rigorous methods with direct practical utility in biomedical research.

Dr. Cheng maintains active research engagement as evidenced by his inclusion in the department's Fall 2025 newsletter and June 2025 new faculty announcement. While specific grant details aren't provided, his methodological focus suggests involvement in NIH or NSF-funded biostatistics initiatives. His teaching responsibilities align with the department's graduate and undergraduate statistics curriculum.

Based in Jolley Hall, Room 412, he is accessible through his professional email chaoc@wustl.edu and represents a growing research presence in the statistics community.