1. Ph.D. Candidate, School of Engineering, Univ. of Vermont, Burlington, VT 05405; presently, Visiting Scholar, Dept. of Civil and Environmental Engineering, Rice Univ., 6100 Main St. 202 Ryon Laboratory, Houston, TX 77005.
2. Assistant Professor, School of Engineering, Univ. of Vermont, 33 Colchester Ave., 103 Votey Hall, Burlington, VT 05405 (corresponding author).