1. Assistant Professor, Dept. of Civil, Environmental, and Architectural Engineering, Univ. of Kansas, 1530 W. 15th St., 2134C, Learned Hall, Lawrence, KS 66045.
2. Graduate Student, Dept. of Mechanical Engineering, Univ. of Kansas, 5122 Eaton Hall, W. 15th St., Lawrence, KS 66045.
3. Professor, Dept. of Civil Engineering, Univ. of Waterloo.
4. Assistant Professor, Dept. of Civil Engineering, American Univ. at Sharjah.
5. Acting Managing Director, Tree of Life Professional Development Inc.