1998, Bachelor's in Statistics, Dept of Mathematics, Peking Univ. 2001, PhD in Statistics, Univ. of Wisconsin-Madison. Professor and Deputy Head, Dept of Business Statistics and Econometrics, Guanghua School of Management, Peking Univ. Member: Int'l Statistical Institute; American Statistical Assoc.; Institute of Mathematical Statistics; Royal Statistical Society; Int'l Chinese Statistical Assoc. Former or current Associate Editor: The Annals of Statistics; Computational Statistics and Data Analysis; Statistics and its Interface; Journal of the American Statistical Assoc.; Statistica Sinica; Journal of Business Economics and Statistics; Science China: Mathematics. Chief Scientist, CubeAD. Research focused on ultra-high dimensional data analysis.