Plutarch
Desiderius Erasmus
Peter Abelard
Marsilio Ficino
Peter Kreeft
Gabriel Naudé
Étienne Gilson
Roger Bacon
Odon Lottin
Ernst Cassirer
Arland Ussher
G. R. Evans
George Bosworth Burch
Joseph M. Victor
John Henry Bridges
James A. Diamond
John F. Wippel