1985, BSc, Physics, Beijing Univ.; 1991, PhD, Theoretical Physics, Cornell; 1996, PhD, Finance, Stanford. Former: Assistant Prof., Finance, Univ. of Chicago; Assistant Prof., Finance & Assoc. Prof. of Finance, Stanford Univ; Assoc. Dean & Visiting Prof., Finance; Cheung Kong Graduate School of Business; Dean, School of Finance, Shanghai Univ. of Finance & Econ. Currently, Prof., Finance, CEIBS; since 2005, Prof., Finance, Cornell; since 2008, Prof., Finance, Cheung Kong Graduate School of Business. Has conducted extensive research on financial markets and corporate finance in China. Associate Editor, The American Economic Review. Author.