- Lenn E. Goodman
- Alan Musgrave
- Alan F. Chalmers
- Bruce D. Smith
- Bas C. Van Fraassen
- Majid Khadduri
- James B. Reichmann
- Anthony J. Graybosch
- E.J. Dijksterhuis
- Michael H. Harris
- Toby E. Huff
- Ruth Cranston
- Benedict Heron
- Robert John Ackermann
- Ahmad ibn Hanbal
- Toshihiko Izutsu
- Edward Bullough
- Dan Bridge
- إخوان الصفا
- Robert M. Johnson