Jeffrey M. Casello is a second year candidate for the Master of Science degree transportation at Rensselaer Polytechnic Institute. He received his Bachelor of Science degree in civil engineering from the University of Pennsylvania in 1992. After graduation, he began working full time at the New York State Department of Transportation. In 1994, he was selected for an Advanced Institute for Transportation Education Graduate Scholarship from the University Transportation Research Center. As a Civil engineer in the Design Services Bureau, Mr. Casello designs and detail highway construction plans and specifications. He is responsible for a design group that has produced projects valuing nearly ten (10) million dollars in only 3 years. He has been a leader in the department’s conversion metric design. He has designed 6 kilometers of four-lane expressway in Utica, New York, and has provided metric training to fellow designers and manager. While at the University of Pennsylvania, Mr. Casello Concentrated on urban transportation planning and design. At Rensselaer, he has expanded his studies on urban traffic networks, concentration on traffic flow theory and modeling. His thesis work attempts to predict driver route choice decision-making, with applications to dynamic traffic assignment models and advanced traveler information systems (ATIS). He anticipates graduation in the spring of 1996.