By Iris Howden
By Robert Auty, Dimitri Obolensky
By Eric Laithwaite (Imperial College of Science, Technology and Medicine, London)
By Otto Robert Frisch
By Nonhebel, Tedder, Walton
By Brian Kahn
By Julian Cremona
By N. David Mermin (Cornell University, New York)
By Paul E. Lovejoy (York University, Toronto)
By Roger Robinson
By Peter Williams
By School Mathematics Project
By Tony Gardiner
By J. H. Cadwell
By Erran Carmel (American University, Washington DC), Paul Tjia
By David V. Skinner, Andrew Swain, Colin Robertson, J. W. Rodney Peyton
By Publicity Material
By Darren Macey, Will Hornby
By Chris Hawksley
By Greg N. Frederickson (Purdue University, Indiana)
By Brian Bolt
By Dennis Turner, P. P. G. Bateson (Professor Sir)
By Julia Newsome, Philip Prowse