作者: Ralph P. Hall

Henrik Gudmundsson is a Senior Researcher in the Department of Transport at the Technical University of Denmark. He has a Ph D in Business Economics from Copenhagen Business School. Henrik s main areas of research and teaching is sustainable transport policy, planning, and assessment. He has held leading positions in several national and European research projects and is the author of articles publishes in international scientific journals on transportation, environment, and planning.Ralph Hall is an Assistant Professor in the School of Public and International Affairs at Virginia Tech. He has a Ph D in Technology, Management, and Policy from MIT. Ralph”s research and teaching interests focus on applying the concept of sustainable development to infrastructure with a specific emphasis on transportation, water supply, and sanitation systems. He is the co-author of the textbook Technology, Globalization, and Sustainable Development: Transforming the Industrial State.Greg Marsden is Professor of Transport Governance and Director of the Institute for Transport Studies at the University of Leeds. His research interests relate to the why and how of policy making and in particular the interaction between different agents and agencies in the policy process. He works extensively on issues surrounding climate change, resilience and energy in the transport sector (and beyond).He is an Editor of the Journal of Transport Policy.Josias Zietsman is Head of the Environment and Air Quality Division at the Texas A&M Transportation Institute and serves on the Graduate Faculty of Texas A&M University. He holds a Ph D in Civil Engineering from Texas A&M University. His research and teaching interests encompass transportation and the environment. He has led several high-profile projects inthe area of transportation and sustainability and is an active member in the research community.