Ali Sadighian is an Operations Research Scientist at Amazon.com. His current research interests are revenue management, operations management, supply chain management and game theory. He received his B.Sc. in Industrial Engineering and MBA from Sharif University of Technology, Tehran, Iran and holds and M.Sc. and Ph.D. in Operations Research from Columbia University in the City of New York. He has previously taught Production/Inventory Planning and Control in the IEOR department and currently teaches Industrial Economics and Advanced Engineering & Corporate Economics.