By Hoffman, Paul
By Robin Wilson
By Stephen Hawking
By Rachel Thomas, Marianne Freiberger
By Cindy Neuschwander, Wayne Geehan
By Tom Chivers
By Clements, Sylvia
By Colin Stuart
By Anita Straker
By Stewart, Professor Ian
By Paul de Gelder
By Lennard Zinn
By Brian Clegg
By Luke Heaton
By Andrew Heron, Edmund James
By Singh, Simon, Simon Singh
By Spiegelhalter, David, Blastland, Michael
By Theodore P. Jorgensen
By Ball, Johnny
By Ian Stewart (, Professor of Mathematics, University of Warwick)