Professor Yossi Sheffi is Director of the MIT Center for Transportation & Logistics (MIT CTL), and Director and Founder of the Master of Engineering in Logistics Program. He is a faculty member of the MIT Civil and Environmental Engineering Department, as well as the Institute for Data, Systems, and Society. He is a global expert in systems optimization, risk analysis and supply chain management. Additionally, he is the author of a text book Urban Transportation Networks: Equilibrium Analysis with Mathematical Programming Methods (1985) and six management books: The Resilient Enterprise: Overcoming Vulnerability for Competitive Advantage (2005); Logistics Clusters: Delivering Value and Driving Growth (2012); The Power of Resilience: How the Best Companies Manage the Unexpected (2015); ); Balancing Green: When to Embrace Sustainability in Business (and When Not to) (2018); and The New (Ab)Normal: Reshaping Business and Supply Chain Strategy Beyond Covid-19 (2020). His sixth and latest book, is A Shot in the Arm: How Science, Engineering, and Supply Chains Converged to Vaccinate the World (October 2021).