1. Assistant Professor, Dept. of Civil and Environmental Engineering, Univ. of Connecticut, 261 Glenbrook Rd., Unit 2037, Storrs, CT 06269-2037.
2. Nathan M. and Anne M. Newmark Endowed Chair in Civil Engineering and NCSA Senior Center Affiliate, Dept. of Civil and Environmental Engineering, Univ. of Illinois at Urbana–Champaign, 2213 Newmark Civil Engineering Laboratory, MC-250 205 North Matthews Ave., Urbana, IL 61801.
3. Associate Professor, Dept. of Civil and Environmental Engineering, Univ. of Southern California, 3620 S. Vermont Ave., KAP210, Los Angeles, CA 90089-2531.