Vols 21-30
- 20:2–21:1 — LEVINAS'S CONTRIBUTION TO CONTEMPORARY PHILOSOPHY
- 21:2
- 22:1 — THE RENEWAL OF MATERIALISM
- 22:2
- 23:1 — THE PHILOSOPHY OF HANS JONAS
- 23:2
- 24:1
- 24:2
- 25:1
- 25:2 — ESSAYS ON THE HISTORY OF THE PHILOSOPHY OF MATHEMATICS
- 26:1 — PHILOSOPHY OF DIALOGUE
- 26:2 — MATTER AND MATERIALISM IN THE ARISTOTELIAN TRADITION
- 27:1
- 27:2 — EXPRESSION IN EIGHTEENTH- AND NINETEENTH-CENTURY GERMAN PHILOSOPHY
- 28:1 — ESSAYS IN CELEBRATION OF HANNAH ARENDT's 100th BIRTHDAY: AMERICA, DEMOCRACY, AND POLITICAL CHANGE
- 28:2
- 29:1 — CRITICAL THEORY TODAY
- 29:2
- 30:1 — MERLEAU-PONTY AT 100
- 30:2