Michael Greenstein is the Program Director and Industry Professor for Manufacturing and Industrial Engineering at Polytechnic Institute of NYU, which he joined after retiring from Bell Laboratories. He is a registered Professional Engineer and an ASQ Certified Quality Manager. During his career at AT&T and Lucent Technologies he held positions in development, manufacturing, training, supply chain engineering and was responsible for managing the Y2K compliance program for Lucent’s external supply base. At AT&T Submarine System’s Repeater Manufacturing Plant, he managed and implemented a quality program, which resulted in the Operation being certified to ISO-9001. Upon graduating from The City College of New York with a BE (Mechanical) he started his career as a member of GE Manufacturing Management Program. He earned an MBA from The University of Louisville.