1. Assistant Professor, School of Civil and Environmental Engineering, 373 Hollister Hall, Cornell Univ., Ithaca, NY 14853-3501.
2. Graduate Student, School of Civil and Environmental Engineering, 220 Hollister Hall, Cornell Univ., Ithaca, NY 14853-3501.
3. Graduate Student, Dept. of Civil Engineering, Univ. of North Carolina at Charlotte, Charlotte, NC 28223-0001.
4. Professor, Dept. of Civil Engineering, Lowry Hall, Clemson Univ., Box 340911, Clemson, SC 29634-0911.
5. Professor and Richardson Chair in Wood Engineering, 104 Richardson Hall, Oregon State Univ., Corvallis, OR 97331-5751.