by Peter Nepstad
by Simon Christiansen
by Greg Hassett
by Havilah "mwahahavilah" McGinnis
by Alan Davis
by Dan Efran
by Darren Shacklady, Robert Shacklady
by members of the Association of Teachers of Mathematics co-ordinated by Richard Phillips, and including Derek Ball, Tony Corbett, David Rooke, Heather Scott, Alan Shaw, Margaret Stevens, Ruth Townsend, Jo Waddingham, Roger Waddingham, John Warwick, Alan Wigley, John Wood, and David Wooldridge.