By David R. Lide (National Institute of Standards & Technology (Retired), Gaithersburg, Maryland, USA)
By Jeremy Pollard
By Ian Rohr
By Nick England
By Christopher Jargodzki, Franklin Potter
By John Gribbin
By Andrey Grozin (Budker Inst Of Nuclear Physics, Russia)
By Jearl Walker (Cleveland State University)
By Martin A. Uman
By Derek Bell, et al
By Theodore P. Jorgensen
By Malcolm Bradley, Susan Gardner, Chris Sunley
By Hugh Duncan
By Breithaupt, Jim, Newman, Viv, Ryan, Lawrie
By Fil Hunter (commercial photographer), Steven Biver (commercial photographer), Paul Fuqua (professional editorial writer and photographer)
By Giles Sparrow
By Andre Guinier
By Advanced Physics Project for Independent Learning
By Lawrence James Campbell, R.J. Carlton
By Alexander Cyril Hewson
By Edward Albee
By Alastair I. M. Rae (University of Birmingham)
By James Trefil
By James R. Moore
By Ladd, Mark F. C., Palmer, Rex A.
By Davies, P. C. W.
By Johnston, Ian
By Mackay, David J. C.