1. Professor, Department of Structural Engineering, Univ. of California–San Diego, La Jolla, CA 92093, US
2. Ph.D. Student, Department of Structural Engineering, Univ. of California–San Diego, La Jolla, CA 92093, US
3. Staff Engineer, Kleinfelder/Simon Wong Engineering, San Diego, CA 92131, US
4. Principal, Kleinfelder/Simon Wong Engineering, San Diego, CA 92131, US