- Bruce Moen
- Christian Gossett
- Ananda K. Coomaraswamy
- Hendrick C. Van Ness
- Christopher Moeller
- Frithjof Schuon
- John G. Hocking
- George McCarty
- Wei Wu Wei
- Gail S. Young
- Diana Fuss
- Charles Upton
- William H. Riker
- Dennis Roseman
- Edward Delavan Perry
- Paul Alexandroff
- René Guénon
- Titus Burckhardt
- Edvard Delavan Perry
- Herbert Westbrook