Paul Farmer ; with a foreword by Amartya Sen. T.W. Ko?rner ; with a foreword by Terence Tao. Pierre Sagaut ; with a foreword by Charles Meneveau. Klaus Zwerger ; with a foreword by Valerio Olgiati. by A.G. Warren ; with a foreword by Alexander Russell. Walter Greiner ; with a foreword by D.A. Bromley. Laban P. Ayiro ; with a foreword by Richard K. Mibey. T.J.E. Miller ; with a foreword by Charles Concordia. Hamilton H. Turner, with a foreword by Maurice E. Webb. L.M. Pismen ; with a foreword byY. Pomeau.