1. Assistant Professor, College of Engineering, Univ. of Georgia, 597 D.W. Brooks Dr., Athens, GA 30602.
2. ITS/Traffic Engineer-in-Training, AECOM, 1360 Peachtree St., Suite 500, Atlanta, GA 30309.
3. Associate Professor, College of Engineering, Univ. of Georgia, 597 D.W. Brooks Dr., Athens, GA 30602.
4. Associate Professor, College of Engineering, Univ. of Georgia, 597 D.W. Brooks Dr., Athens, GA 30602 (corresponding author).