Philip A. Viton Associate Professor of City and Regional Planning Co-director, Joint Program in Urban Transportation. Address: 278B Brown Hall, 190 W. 17th Avenue, Columbus OH 43210 Telephone: 614-292-2119 Email: viton.1@osu.edu Education: BA, magna cum laude, Brown University (Economics/Philosophy), 1972; Ph.D., University of California at Berkeley (Economics), 1977. Teaching Interests: Urban Transportation, Spatial Modelling, Cost-Benefit Analysis, Statistical Methods, Choice Models. Research/Professional Interests: Role of Private Enterprise in Urban Transportation, Cost and Technology Structure of the Transport Modes, Probabilistic Models of Qualitative Choice, Regulation of Public Services; Efficiency Studies. Selected Publications/Monographs: “Technical Efficiency in Multi-Mode Bus Transit”, Transportation Research 31B(1), 1996; “Private Roads” Journal of Urban Economics, 37 (1995); “How Big Should Transit Be? Lessons from the San Francisco Bay Area” Transportation, 20 (1993); “On Frontier Specifications for Discrete Binary Choice Analysis” Journal of Regional Science, 32:3 (1992); “Consolidations of Scale and Scope in Urban Transit” Regional Science and Urban Economics, 22 (1992).