- Nietzsche, Friedrich Wilhelm, 1844-1900 (14)
- Figl, Johann, 1945- (3)
- Montinari, Mazzino, 1928- (3)
- Colli, Giorgio (2)
- Hödl, Hans Gerald (2)
- Rath, Ingo W. (2)
- Bornmann, Fritz (1)
- Carpitella, Mario (1)
- Frank, Götz, 1944- (1)
- Groddeck, Wolfram (1)
- Haase, Marie-Luise (1)
- Kohlenbach, Michael, 1952- (1)
- Kuhn, Elisabeth (1)