1. Professor, Dept. of Construction Engineering, P.O. Box 90-130, National Taiwan Univ. of Science and Technology, Taipei, Taiwan; also, Deputy Director, National Center for Research on Earthquake Engineering, Taipei, Taiwan.
2. PhD Candidate, Dept. of Civil, Structural, and Environmental Engineering, State Univ. of New York at Buffalo, New York; formerly, Assistant Research Engineer, National Center for Research on Earthquake Engineering, Taipei, Taiwan.
3. Graduate Research Assistant, Dept. of Construction Engineering, National Taiwan Univ. of Science and Technology, Taipei, Taiwan