Dr C. Jotin Khisty is a Professor Emeritus of Civil and Architectural Engineering at the Illinois Institute of Technology (IIT), Chicago, Illinois. He was a professor of Civil Engineering and the Director of the Transportation and Infrastructure program at IIT from 1990 to 2002. Prior to joining IIT, he was on the faculty at Washington State University, Pullman, WA, from 1978 to 1990, where he also served as the Deputy Director of the Washington State Transportation Research Center. He obtained his PhD in Transportation Systems Engineering from The Ohio State University, Columbus. He has had considerable field experience, first in India and Germany on large civil engineering projects, and later as a transportation engineer and planner with Metropolitan Planning Organizations in the USA. He has published more than 100 papers in journals, conference proceedings, and book chapters on systems science, transportation and traffic engineering, infrastructure systems planning, sustainable systems and economic analysis. He is the author of two books on transportation engineering.