1. Postdoctoral Fellow, Dept. of Construction Management, Tsinghua Univ., Beijing, 100084, PR China; formerly, Research Engineer, Dept. of Civil and Environmental Engineering, The Univ. of Melbourne, Australia.
2. Associate Professor, Dept. of Civil and Environmental Engineering, The Univ. of Melbourne, 3010, Australia.
3. Professor, Dept. of Civil and Environmental Engineering, The Univ. of Melbourne, 3010, Australia.