1. Decision Sciences and Engineering Systems, Lally School of Management, Rensselaer Polytechnic Institute, 5015 CII, 110 8th Street, Troy, New York 12180-3590, USA
2. College of Engineering, University of Miami, Electrical and Computer Engineering, 211 McArthur Annex, 1251 Memorial Drive Coral Gables, FL 33146, USA