Wei Dai

Senior Researcher and Vice President
Dimensional Fund Advisors


As a Senior Researcher and Vice President, Wei Dai utilizes her background and training in statistics to conduct empirical research on a variety of investment topics that are useful to clients. She writes academically grounded papers that translate theory and complex concepts into relevant practical implications for both institutional investors and financial advisors. Wei also engages in client interaction and education through conference presentations and client meetings. 

Prior to joining Dimensional, Wei received her PhD in operations research and financial engineering from Princeton University. Her academic research focuses on statistical theory and methods in finance and has been published in journals, including the Journal of Finance, Journal of the American Statistical Association, and Journal of Business & Economic Statistics. She also holds a BS in mathematics and applied mathematics from Zhejiang University in China, where she was a recipient of the highest national scholarship.