By Parker, Steve, Gallagher, Belinda
By Davies, Catrina
By W.R. Pickering
By Grindley, Sally
By Sarre, Philip, Blunder, John
By Blackmore, Roger, Reddish, Alan
By Edward O. Wilson
By Maitland, Alexander
By Joyner, Ron
By Johnson, Penny, Levesley, Mark
By Macleod, Elizabeth
By Ivy, Bill
By Dilthey, Wilhelm, Betanzos, Ramon
By Whybrow, Peter
By Lopez, Barry
By Theodorou, Rod, Rod Theodorou
By Mazzonetto, Marzia, Tola, Elisabetta, Merzagora, Matteo
By Deeson, A. F. L.
By Norberg, Johan
By Allen, Benedict
By Thomas, Susan
By Cave, Susan
By Outside magazine, Editors, N. R. R. Oulton
By Clarke, Catriona, Chen, Kuo Kang, Usborne
By Burnham, Robert, Reader's Digest
By Abbott, P.
By Moore, Rob
By Yarrow, Joanna