Dr. Trefor P. Williams is a Professor of Civil Engineering and Senior Researcher at the Rutgers Center for Advanced Infrastructure and Transportation. He has 30 years of academic and consulting experience in the areas of construction management, and transportation engineering. Dr. Williams has five years of professional experience with Wilbur Smith and Associates as a traffic engineer responsible for the installation and initial operation of several computerized ITS systems. Dr. Williams has been a researcher at Rutgers for the last 25 years. Dr.  MORE about Dr. Trefor P. Williams