editor in chief, Robert O. Zeleny editor in chief Robert C. Rosaler editor in chief Stuart B. Flexner editor in chief, Price R. Voiles editor in chief, Sybil P. Parker editor in chief: Tyler Brule editor in chief by K. Y. Suen [editor in chief, Harlan Levey editor in chief Howard L. Godkind editor in chief, Brian M. Fagan