- Hegel, Georg Wilhelm Friedrich, 1770-1831 (24)
- Grotsch, Klaus (8)
- Hebing, Niklas (4)
- Bauer, Christoph Johannes (3)
- Bonsiepen, Wolfgang (3)
- Jaeschke, Walter (3)
- Sell, Annette (3)
- Köppe, Manuela (2)
- Weisser-Lohmann, Elisabeth (2)
- Collenberg-Plotnikov, Bernadette, 1963- (1)
- Felgenhauer, Dirk (1)
- Lucas, Hans-Christian (1)
- Rameil, Udo (1)