Jim Cohen, Ph.D., Professor Emeritus at John Jay College, The City University of New York, received a BA in History from Yale University and Ph.D. in Social Sciences from the University of Chicago. He specializes in the financial history of transportation in the United States and France, with a focus on railways. His recent work explores relationships between high speed and finance, 1830 to present. Major articles are published in Enterprise and Society, Social Science History, Journal of Transport History, Urban Affairs Quarterly, and a book chapter in Financer les Entreprises face aux Mutations Économiques du XX Siécle (Paris, CHEFF, 2009). Currently, he is co-editing, with Professor Peter Lyth, University of Nottingham, a volume on the history of speed across transport modes. Cohen serves on the editorial board of the Journal of Urban Technology, and on the Board of Directors for the City University Institute for Transportation Systems. His main professional associations are with T2M (Transport, Traffic, and Mobilities), and The Business History Conference (BHC).