Paul H. King (Vanderbilt University, Nashville, Tennessee, USA)
Richard C. Fries (ISORel, Inc., Fitchburg, Wisconsin, USA)
Arthur T. Johnson (University of Maryland, College Park, USA)

Anthony Bush (UK University of Bath)
Michael Silk (UK University of Bath)
David Andrews (University of Maryland, College Park, USA)

Neil E. Todreas (USA Massachusetts Institute of Technology)
Mujid S. Kazimi (Massachusetts Institute of Technology, Cambridge,
Mahmoud Massoud (USA University of Maryland)

Thomas Prugh (Consultant, Silver Spring, Maryland, USA)
Herman Daly (University of Maryland, College Park, USA)
Robert Goodland (World Bank, Washington DC, USA)

Robert Friedel (University of Maryland Professor)