By Norbert Wiener (Massachusetts Institute of Technology)
By S. M. Ulam, Daniel Hirsch, William G. Mathews, Francoise Ulam, Jan Mycielski
By Brian Clegg
By Andrew Knight (Defence Science and Technology, Australia)
By Gaston H. Gonnet
By Leighton Thomas
By Kenneth Everett, Professor E. W. Jenkins
By Poskitt, Kjartan, Reeve, Philip
By Fred Schuh, F. Gobel
By Carl B. Boyer, Uta C. Merzbach, U. Merzbach
By E. T. Bell, Underwood Dudley
By Frank J. Swetz
By Wilbert Reimer, Luetta Reimer
By Samuel Arbesman, Arbesman, Samuel
By Robert G. Mortimer
By Michael White, Peter Gibson
By Michael White
By David Rayner, Michael White
By Marvin L. Bittinger, J.Conrad Crown
By Heinz-Otto Peitgen, etc., H. Jurgens, D. Saupe (all of the University of Bremen, Germany)
By Richard Gillings
By School Mathematics Project
By Nuffield Foundation