Research interests of Keeyeon Hwang include Transportation Demand Management), Public Transportation, Mobility as a Service, and Automated Vehicle Policy.  His work has been published in reports of research institutes, such as Seoul Institute, Korea Transport Institute, and in books and scientific journals. He has worked for Seoul Institute, Presidential Office, Republic of Korea, Korea Transport Institute and Hongik University. He completed his BA in Public Administration and Policy from Yonsei University, Masters in Urban Planning and PhD in Urban & Regional Planning at University of Oregon, USA,  University of Southern California, USA.