1. Postdoctoral Researcher, Dept. of Structural Engineering, Univ. of California at San Diego, La Jolla, CA 92093 (corresponding author).
2. Postdoctoral Researcher, Dept. of Structural Engineering, Univ. of California at San Diego, La Jolla, CA 92093.
3. Research Scientist, Dept. of Structural Engineering, Univ. of California at San Diego, La Jolla, CA 92093.
4. Assistant Professor, Dept. of Architectural Engineering and Construction Science, Kansas State Univ., Manhattan, KS 66506.
5. Distinguished Professor, Dept. of Structural Engineering, Univ. of California at San Diego, La Jolla, CA 92093.