By Marcus Du Sautoy, du Sautoy, Marcus
By Scriberia
By Mark Vanhoenacker
By Amanda Brookfield
By Michael Cohen
By Ken Robinson
By Michael Shea
By Julie Taylor and Brigid Daniel
By Judy Parkinson
By Dr. Sandi Mann
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By Janet Street-Porter
By Eileen M. Day
By Jonny Zucker
By Caroline Jones, Jones, Caroline
By Wensley Clarkson
By Gustavus Hindman Miller, Miller, Gustavus Hindman, Bridgewater, Peter
By Peter Lorimer
By Stephen Palmer, Lynda Strickland
By Susan Griffith
By Terry Prone
By Adrian Faupel, Faupel, Adrian
By Jill Hall
By Murray Armor
By R Campbell, Campbell, Department of Botany R
By Barrie Hopson, etc., Mike Scally, Kevin Stafford, Hopson, Barrie, Scally, Stafford
By Rosemary Dickerson
By Adam Fronteras
By Kevin O'Hagan