Sidney I. Landau editor in chief; Ronald J. Bogus managing editor. Sidney I. Landau, editor in chief ; Ronald J. Bogus, managing editor. Stuart C. Shapiro, editor in chief, David Eckroth, managing editor. Stuart Berg Flexner, editor in chief, Leonore Crary Hauck, managing editor. Douglas M. Considine, editor-in-chief ; Glenn D. Considine, managing editor. Richard C. Dorf, editor-in-chief ; Shimon Y. Nof, consulting editor.