He arrived at Ross in 2004, after receiving his PhD in Algorithms, Combinatorics and Optimization from the Tepper School of Business at Carnegie Mellon University. He teaches the core Statistics class in various versions of the MBA program, as well as an elective class in Logistics. Amitabh�s research primarily focuses on optimizing the operations of supply chains, using analytical modeling. For instance, one of his ongoing research projects explores the optimization of order fulfillment by online retailers, as well as the competitive response of brick-and-mortar retailers to the threat from lower cost online retailers.