1. Ph.D. Student, Dept. of Civil and Architectural Engineering, Univ. of Wyoming, Laramie, WY.
2. Postdoctoral, Dept. of Mathematics and Statistics, Univ. of Wyoming, Laramie, WY.
3. Professor, Dept. of Mathematics and Statistics, Univ. of Wyoming, Laramie, WY.
4. Associate Professor, Dept. of Civil and Architectural Engineering, Univ. of Wyoming, Laramie, WY.