1. Civil Engineer, Bureau of Maintenance and Traffic Safety, Ministry of Transport, Anusawaree, Bang-Khen, Bangkok, Thailand; formerly, Lecturer, Mahanakom Univ. of Technology, Bangkok, Thailand.
2. Professor, Dept. of Civil and Environmental Engineering, The Univ. of Texas at Arlington, Arlington, TX 76019.
3. Assistant Professor, Dept. of Civil Engineering, Univ. of Ottawa, Ottawa, Canada K1N6N5.
4. Duke Energy Distinguished Professor and Director, Global Institute for Energy and Environmental Systems (gIEES), The Univ. of North Carolina at charlotte, Charlotte, NC 28223-0001.