Walter Salmon, Board Member and Academic Affiliate for 4R Systems, is the Stanley Roth Sr. Professor of Retailing, Emeritus, at the Harvard University Graduate School of Business Administration. He has been a member of the Harvard Business School faculty since 1956. He earned his BBA from the City College of New York and his MBA and DBA from the Harvard Business School.

Professor Salmon's major fields are Consumer Marketing and Retail Distribution. His current research concerns trends in distribution and issues of organization, logistics and information systems in retailing. He currently serves on the boards of 4R Systems, Inc., Circuit City Stores, Inc., Cole National Corporation, Hannaford Bros. Co., Harrah's Entertainment, Inc., Luby's Cafeterias, Inc., The Neiman Marcus Group, PETsMART, Inc., and The Quaker Oats Company.