GANG YU received M.S. from Cornell University and Ph.D. from the Wharton School, University of Pennsylvania. He joined Amazon.com in 2004 as the Vice President, Worldwide Supply Chain Operations.  He has been the Jack G. Taylor Professor in Business at the McCombs School of Business of The University of Texas at Austin since 1989.  He is the Founder and former Chairman/CEO of CALEB Technologies Corp. (now a wholly owned subsidiary of Accenture). The real-time operations control systems he led to develop are currently deployed at Continental Airlines, Northwest Airlines, Southwest Airlines, and Delta Air Lines. The system saved Continental Airlines over $40 million in 2001 alone.  He won the 2002 Franz Edelman Management Science Achievement Award from INFORMS, the 2002 IIE Transaction Award for Best Application Paper, and the 2003 Outstanding IIE Publication Award from the Institute of Industrial Engineers in addition to many other awards.