1. Department of Industrial & Systems Engineering, University of Wisconsin, Madison, WI, USA
2. Department of Industrial & Systems Engineering, University at Buffalo (SUNY), Buffalo, NY, USA
3. CITERI, Springfield, IL, USA
4. Kestrel Hawk Consulting, Gaithersburg, MD, USA
5. University of Illinois at Urbana-Champaign, Urbana-Champaign, IL, USA