1. Graduate Research Assistant, Dept. of Civil Engineering, ECJ, 5.200, Univ. of Texas at Austin, Austin, TX 78712-1076.
2. Associate Professor, Dept. of Civil Engineering, ECJ 5.200, Univ. of Texas at Austin, Austin, TX 78712-1076.
3. Associate Professor, Dept. of Mechanical Engineering, ETC 5.122, Univ. of Texas at Austin, Austin, TX 78712-1063.