1. School of Mechanical, Industrial, and Manufacturing Engineering, Oregon State University,Corvallis, OR, USA
2. Department of Industrial and Systems Engineering, Wayne State University, Detroit, MI, USA
3. Department of Economics, Iowa State University, Ames, IA, USA
4. Department of Engineering Technology and Industrial Distribution, Texas A&M University, College Station, TX, USA
5. School of Engineering, University of Dayton, Dayton, OH, USA
6. MxD, Chicago, IL, USA
7. Tooling U-SME, Cleveland, OH, USA