1. Graduate Researcher, Dept. of Civil and Environmental Engineering, Univ. of North Carolina at Charlotte, Charlotte, NC.
2. Postdoc Researcher, Dept. of Civil and Environmental Engineering, Univ. of North Carolina at Charlotte, Charlotte, NC.
3. Professor and Chair, Dept. of Civil and Environmental Engineering, Univ. of North Carolina at Charlotte, Charlotte, NC.
4. Associate Professor, Dept. of Civil and Environmental Engineering, Michigan State Univ., East Lansing, MI.