1. School of Industrial and Systems Engineering, University of Oklahoma, Norman, OK, USA
2. Department of Systems and Information Engineering, University of Virginia, Charlottesville, VA, USA
3. Department of Business Information Technology, Virginia Polytechnic Institute and State University, Blacksburg, VA, USA
4. College of Information Sciences and Technology, Pennsylvania State University, State College, PA, USA
5. School of Systems and Enterprises, Stevens Institute of Technology, Hoboken, NJ, USA
6. Department of Industrial and Systems Engineering, University of Wisconsin, Madison, WI, USA
7. Computer Science and Engineering, University of North Texas, Denton, TX, USA