Ashok D. Rao,     Advanced Power & Energy, Program University of California Irvine CA 92697–3550 USA. E-mail address: [email protected]

M.P. Boyce,     The Boyce Consultancy Group, LLC, 2121 Kirby Drive #117 Houston, Texas 77019 USA

Yunhua Zhu,     Pacific Northwest National, Laboratory P.O. Box 999 Richland, WA 99354, USA. E-mail address: [email protected]

H. Christopher,     Frey Department of Civil, Construction, and Environmental Engineering Campus Box 7908 North Carolina State University Raleigh, NC 27695–7908, USA. E-mail address: [email protected]

Paolo Chiesa,     Department of Energy, Politecnico di Milano, Via Lambruschini 4, 20156 Milan, Italy. E-mail address: [email protected]

G. Richards,     National Energy Technology, Laboratory 3610 Collins Ferry Rd. P.O. Box 880, Morgantown, WV 26507–0880, USA. E-mail address: [email protected]

Mark Williams,     URS Corporation 421 Jefferson Street Morgantown, WV 26501, USA

K. Casleton,     National Energy Technology, Laboratory 3610 Collins Ferry Rd. P.O. Box 880, Morgantown, WV 26507–0880, USA

Emmanuel Kakaras, Antonios K. Koumanakos [email protected] and Aggelos Doukelis [email protected],     Mechanical Engineering, Department National Technical University of Athens 9, Heroon Polytechniou str. 15780, Athens, Greece. E-mail address: [email protected]

Fred Robson,     KraftWork Systems Inc., Amston, CT, USA. E-mail address: [email protected]

Jack Brouwer,     National Fuel Cell Research Center, University of California, Irvine, CA 92697–3550, USA. E-mail address: [email protected]

Justin Zachary,     Bechtel Corp., 5275 Westview Drive, Frederick MD, 21703–8603, USA. E-mail address: [email protected]