1. Ph.D. Student, Dept. of Civil and Environmental Engineering, Univ. of Illinois at Urbana Champaign, 205 N Mathews Ave., Urbana, IL 61801.
2. Associate Professor and Faculty Entrepreneurial Fellow, Dept. of Civil and Environmental Engineering, Univ. of Illinois at Urbana Champaign, 205 N Mathews Ave., Urbana, IL 61801.