- Peter Delius
- Mark Jacob
- Steve Terrill
- C.E. Morgan
- A. Roger Ekirch
- Leon de Winter
- Nadia Kalman
- Jon L. Dunn
- Dan Borris
- Michael Hayward
- Charles Grosvenor Jr.
- Charles Grosvenor
- Sean O'Meara
- Christian Zuber
- Matthew Jacob
- Miranda Sawyer
- Arthur Knebel
- Juliane von Laffert
- Klaus Berndl
- Hermann-Josef Udelhoven