RON S. KENETT, PHD, is Chairman of the KPA Group, and Senior Research Fellow, Samuel Neaman Institute for National Policy Research, Technion, Israel. ROBERT S. SWARZ, PHD, is Professor of Practice in the Systems Engineering program of Worcester Polytechnic Institute, Massachusetts, USA. AVIGDOR ZONNENSHAIN, PHD, is Senior Research Fellow at The Gordon Center for Systems Engineering and at the Samuel Neaman Institute for National Policy Research Technion, Israel.