Kellen Betts is a Course Lead in the MITx MicroMasters Program in Supply Chain Management and Project Manager supporting sustainability-related research at the MIT Center for Transportation & Logistics including the State of Supply Chain Sustainability, carbon insetting with sustainable aviation fuels, and the circular supply chain initiative. Kellen has over fifteen years of experience in supply chain and analytics working for small businesses and Fortune 500 corporations. He writes the blog/newsletter Sustainable Supply Chains, exploring the sustainability of global supply chains, and organizes Supply Chain Connect, an annual conference on supply chain management and technology. Prior to joining MIT, Kellen helped launch a supply chain technology startup for port trucking and logistics, and worked in supply chain, analytics, and engineering at REI, Zulily, PACCAR, JBE Inc., and Vigor Industrial. He received an M.S. degree in Global Supply Chain Management from Portland State University and an M.S. degree in Applied Mathematics from the University of Washington.