1. Texas A&M University, Industrial and Systems Engineering, College Station, Texas 77843
2. Apple Corp, Cupertino, California 95014
3. Lawrence Livermore National Laboratory, Materials Science Division, Livermore, California 94550
4. Georgia Institute of Technology, Industrial and Systems Engineering, Atlanta, Georgia 30332
5. University of California at Irvine, Department of Computer Science, Irvine, California 92697