Dr. Washburn obtained his BSCE, MSCE, and Ph.D. degrees in Civil Engineering from the University of Washington. He also has three years of professional consulting experience outside of academia, and is a registered professional engineer in the states of Washington and Florida.Dr. Washburn's primary research areas are traffic operations and level of service. Other focus areas include software development, development and testing of simulation models, and statistical and numeric methods. He is a member of the Highway Capacity and Quality of Service Committee for the Transportation Research Board, and is chair of the user liaison subcommittee, past chair of the freeway/multilane highway subcommittee, and is also actively involved with the two-lane highway, simulation, and performance measures subcommittees.