1. Professor, School of Civil Engineering and Architecture, Central South Univ., Changsha, Hunan, 410075, P.R. China; formerly, Research Associate, Dept. of Civil and Structural Engineering, The Hong Kong Polytechnic Univ., Kowloon, Hong Kong.
2. Chair Professor, Dept. of Civil and Structural Engineering, The Hong Kong Polytechnic Univ., Kowloon, Hong Kong.