Archie R. Crouch ... [et al.] ; foreword by John King Fairbank. Ida Pruitt ; with a foreword by John K. Fairbank. Jeanne Ayache ... [et al.] ; foreword by Ron Anderson. Paul R. Ehrlich ... [et al.] ; foreword by Lewis Thomas. Mikhail A. Fedonkin ... [et al.] ; foreword by Arthur C. Clarke.