By Doyle, Peter
By Pilcher, Helen
By J. Williams, R. K. Patient
By David J. Daegling
By Stephen Webster
By Fogle, Ben
By Eric Laithwaite (Imperial College of Science, Technology and Medicine, London)
By Michael J. Benton, Bob Nicholls
By Richard Dawkins
By George Dyson
By Christopher McGowan
By Douglas H. Erwin
By David M. Raup, Stephen Jay Gould
By Edward O. Wilson
By Lynn Margulis, Dorion Sagan, Lewis Thomas
By Professor A. Roger Ekirch
By Alison Richard
By Gary Tomlinson
By Susan Mattern
By Wallace Arthur
By Michael Ruse (University of Guelph, Ontario)
By Daniel I. Rubenstein, Richard W. Wrangham
By Charles Darwin, Gillian Beer (Professor Emeritus at the University of Cambridge)
By Ursula K. Heise
By Dr. Raphael Sagarin, Terrence Taylor
By Alice Roberts
By J.S. Gale
By Aidan Cockburn
By Philip Ball