Rifat Sipahi Associate Professor of Mechanical & Industrial Engineering r.Sipahi@neu.edu 617.373.6011 Expertise delay systems, graphs/networks, human machine systems, mechanics, systems & control Rifat Sipahi for Northeastern Global NewsNortheastern researchers may have discovered why some tumors grow back aggressively after radiation, chemotherapy by Laura Castañón February 25, 2019 Professor designs algorithms to make robots better collaborators by Jason Kornwitz January 17, 2018 ‘Popping in’ on the latest research by Angela Herring November 20, 2012 What’s with the delay? by News@Northeastern - Contributor February 9, 2011