1. Assistant Professor, Sid and Reva Dewberry Dept. of Civil, Environmental, and Infrastructure Engineering, George Mason Univ.
2. Graduate Research Assistant, Dept. of Civil and Environmental Engineering, Case Western Reserve Univ.
3. Postdoctoral Research Associate, Dept. of Civil and Environmental Engineering, Princeton Univ.
4. Opal J. and Richard A. Vanderhoof Professor, Dept. of Civil and Environmental Engineering, Case Western Reserve Univ., Cleveland, OH.