Bachelor's in Industrial Engineering, Georgia Institute of Technology. Formerly: over 23 years' experience in retailing with Federated Department Stores and May Department Stores. Since 1995, with Walmart: led logistics, distribution and administration divisions, and US operations; 2005-09, Vice-Chairman, responsible for Walmart International. Member of the Board, Consumer Goods Forum. Member: Executive Committee, Business Roundtable; Executive Board, Center for Environmental Leadership in Business, Conservation International; Board of Advisers, University of Arkansas; Advisory Board, Tsinghua University School of Economics and Management, Beijing.