Tippie Research Fellow at Tippie College of Business, University of Iowa. He obtained a PhD degree in finance from Boston College and a bachelor's degree from the School of Economics at Fudan University. He conducts research in stock valuation, stock return predictability, and investment management issues faced by institutional investors such as mutual funds, insurers, and pensions. He has published in leading academic journals in finance, accounting, and economics. He prior experiences include teaching at University of Arizona and short stints in investment management and commercial banking industries.