1. Postdoc Research Associate, Dept. of Civil and Environmental Engineering, Univ. of Wisconsin–Milwaukee, Milwaukee, WI.
2. Graduate Research Assistant, Dept. of Civil and Environmental Engineering, Univ. of Wisconsin–Milwaukee, Milwaukee, WI.
3. Professor, Dept. of Civil and Environmental Engineering, Univ. of Wisconsin–Milwaukee, Milwaukee, WI.
4. Associate Professor, Dept. of Civil and Environmental Engineering, Temple Univ., Philadelphia, PA.
5. Adjunct Professor, Dept. of Civil and Environmental Engineering, Univ. of Wisconsin–Milwaukee, Milwaukee, WI.