Frances Fuchs Schachter, with Ruth E. Marquis ... [et al.] ; foreword by Herbert Zimiles. Judith L. Irvin ... [et al.] ; foreword by Andre虂s Henri虂quez. Paul R. Ehrlich ... [et al.] ; foreword by Lewis Thomas. edited by K. Norman Johnson ... [et al.] ; foreword by Jerry F. Franklin. Mikhail A. Fedonkin ... [et al.] ; foreword by Arthur C. Clarke.