By Series - World Philosophers and Their Works
- Meister Eckhart
- Mencius
- Michael Dummett
- Michael Oakeshott
- Michel Eyquem de Montaigne
- Michel Foucault
- Miguel de Unamuno y Jugo
- Mikhail Bakhtin
- Moses Maimonides
- Mozi
- Nelson Goodman
- Niccolò Machiavelli
- Nicholas of Cusa
- Nicholas Rescher
- Nicolas Malebranche
- Origen
- Parmenides
- Patricia Smith Churchland
- Paul M. Churchland
- Paul Tillich
- Paulin J. Hountondji
- Paulo Freire
- Peter Abelard
- Peter Singer
- Peter Strawson
- Pierre Bayle
- Pierre Bourdieu
- Plato
- Plotinus
- Pythagoras
- R. G. Collingwood
- Rabindranath Tagore
- Ralph Waldo Emerson
- Reinhold Niebuhr
- René Descartes
- Richard L. Rubenstein
- Richard Rorty
- Robert Nozick
- Roland Barthes
- Ronald Dworkin
- Rudolf Carnap
- Saint Anselm
- Saint Augustine
- Saint Bonaventure
- Saint John of the Cross
- Saint Thomas Aquinas
- Samkara
- Sarvepalli Radhakrishnan
- Saul Kripke
- Sextus Empiricus
