By Collyer, Peter, Lloyd, John
By Tim Woollings (Associate Professor, Department of Physics, Associate Professor, University of Oxford)
By Michel Olagnon
By Jennifer Wolch, Jody Emel
By Peter Moore
By Mark Davison, Ian Currie
By Martin Kellman, Rosanne Tackaberry
By Burroughs, William James
By Bluestein, Howard B.
By Weatherly, David, Sheehan, Nicholas, Kitchen, Rebecca
By A. L. Wilson, D. T. E. Hunt
By Fortey, Richard
By Goudie, Andrew S.
By Stott, Tim, etc.
By Strahler, Arthur N., Alan H.
By Lister, Adrian, Bahn, Paul G., Auel, Jean M.
By Maria Harding
By Nagle, Garrett
By Sir Laurens Van Der Post
By Romola Parish
By Hughes, Jon, Hughes, Jon, Collins Big Cat, Jon Hughes
By Rudolf Geiger
By Bishop, Nic, Bishop, Nic, Collins Big Cat, Moon, Cliff
By Erik Durschmied
By Michael Allaby
By Stewart, Iain
By Scoffham, Stephen, Bridge, Colin, Jewson, Terry
By Edward Bryant (University of Wollongong, New South Wales)
By D.A. Robinson, R.B.G. Williams