- Heidegger, Martin, 1889-1976 (5)
- Hegel, Georg Wilhelm Friedrich, 1770-1831 (3)
- Johnson, Mark, 1949- (2)
- Kainz, Howard P., 1933- (2)
- Lakoff, George (2)
- Putnam, Hilary (2)
- Armstrong, D. M. (David Malet), 1926- (1)
- Barth, Hans, 1904-1965 (1)
- Biemel, Walter, 1918- (1)
- Blanshard, Brand, 1892-1987 (1)
- Bonsiepen, Wolfgang (1)
- Claesges, Ulrich, 1937- (1)
- Clairmont, Heinrich (1)
- Clark, Maudemarie (1)
- Ducasse, Curt John, 1881-1969 (1)
- Ellis, B. D. (Brian David), 1929- (1)
- Fink, Eugen (1)
- Görland, Ingtraud (1)
- Habermas, Jürgen, 1929- (1)
- Hartmann, Heilfried (1)
- Heimbüchel, Bernd, 1956- (1)
- Herrmann, Friedrich Wilhelm von (1)
- Holl, Jann (1)
- Hyppolite, Jean, 1907-1968 (1)
- Hülser, Karlheinz (1)
- Levin, Samuel R. (1)
- Majer, Ulrich (1)
- Maurer, Reinhart Klemens, 1935- (1)
- Möller, Joseph (1)
- Navickas, Joseph L., 1930- (1)
- Pitcher, George (1)
- Prokopczyk, Czeslaw, 1935- (1)
- Ramsey, Frank Plumpton, 1903-1930 (1)
- Rescher, Nicholas (1)
- Rundle, Bede (1)
- Scheier, Claus-Artur (1)
- Schulte, Joachim (1)
- Solomon, Robert C. (1)
- Tennant, Neil, 1950- (1)
- Tietjen, Hartmut (1)
- Vision, Gerald (1)
- Wessels, Hans-Friedrich, 1948- (1)
- Westphal, Merold (1)
- Wright, G. H. von (Georg Henrik), 1916- (1)