- The Royal Geographic Society
- Ariel Glucklich
- Herbert George Ponting
- Michael Sean Winters
- Gilbert M. Grosvenor
- Volkmar Wentzel
- Mark Skinner
- Michael Caputo
- John K. Wilson
- Ranulf Rayner
- Elizabeth Newhouse
- Bruce R. Coston
- Sonia Sarfati
- Willi Rose
- Jock Elliott
- Michael Burlingame
- Thomas Eller
- Richard Ten Cate
- George F. Mobley
- Paul Gaugin