Judith L. Irvin ... [et al.] ; foreword by Andre虂s Henri虂quez. James G. Blight ... [et al.] ; foreword by Bruce Riedel. Mikhail A. Fedonkin ... [et al.] ; foreword by Arthur C. Clarke. Paul R. Ehrlich ... [et al.] ; foreword by Lewis Thomas. Archie R. Crouch ... [et al.] ; foreword by John King Fairbank. Jeanne Ayache ... [et al.] ; foreword by Ron Anderson.