Professor Pengfei Guo is Chair Professor of Supply Chain Management of City University of Hong Kong. Prior to joining CityU, he was a faculty member at the Department of Logistics and Maritime Studies, Faculty of Business, the Hong Kong Polytechnic University. He received his PhD in Business Administration from Duke University. Before that, he obtained his BS from Xi’an Jiaotong University and MS degree from Shanghai Jiao Tong University. His research work has been published in the leading academic journals such as Management Science, Operations Research, Manufacturing & Service Operations Management, Production and Operations Management, etc. Prof. Guo has broad research interests, including service operations, queuing economics, healthcare policy, and supply chain management. He is an Associate Editor of Manufacturing & Service Operations Management and a Senior Editor of Production and Operations Management. He also served as the president of the POMS - Hong Kong Chapter during 2022-2024.