1. Fariborz Maseeh Department of Civil, Architectural and Environmental Engineering, The University of Texas at Austin, Austin, Texas 78712, United States
2. Department of Engineering and Public Policy, Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, United States
3. Saïd Business School, University of Oxford, Oxford OX1 1HP, United Kingdom
4. Cooperative Extension Service, University of Alaska Fairbanks, Anchorage, Alaska 99518, United States