
THE PUBLIC NOTEBOOK OF MATTHEW DAVID SEGALL
Footnotes2Plato
“The safest general characterization of the European philosophical tradition is that it consists of a series of footnotes to Plato.” -A. N. Whitehead

Explore the constellation
Thinkers, questions, and recurring themes from twenty years of writing.
Albert Einstein Alfred North Whitehead Ancient Philosophy Aristotle autopoiesis Brian Swimme Bruno Latour Carl Jung Copernican Revolution Daniel Dennett Darwin Descartes Evan Thompson Fichte Francisco Varela Galileo Gilles Deleuze Goethe Graham Harman Hegel Heidegger Henri Bergson Hume imagination Isabelle Stengers Kant Levi Bryant Modern Philosophy Pierre Teilhard de Chardin Plato poetry politics reason Religion Richard Dawkins Romantic Philosophy Rudolf Steiner Schelling speculative realism William James
Browse every category
- Alan Watts (27)
- Albert Einstein (86)
- Alfred North Whitehead (563)
- Ancient Philosophy (198)
- Andreas Weber (1)
- Andy Clark (6)
- Aristotle (117)
- autopoiesis (100)
- Brian Swimme (69)
- Bruno Latour (82)
- Carl Jung (64)
- Catherine Keller (37)
- Coleridge (27)
- Copernican Revolution (83)
- Corey Anton (3)
- Daniel Dennett (48)
- Darwin (168)
- David Chalmers (29)
- Descartes (161)
- Donna Haraway (34)
- Edmund Husserl (32)
- Emmanuel Levinas (11)
- Eric Smith (7)
- Ernst Cassirer (3)
- Evan Thompson (67)
- Extended Mind (34)
- Fichte (47)
- Francisco Varela (62)
- Galileo (65)
- Gilles Deleuze (74)
- Goethe (75)
- Graham Harman (53)
- Hegel (133)
- Heidegger (52)
- Henri Bergson (77)
- Heraclitus (30)
- Herbert Marcuse (2)
- Hume (63)
- Iain Hamilton Grant (37)
- imagination (505)
- Isabelle Stengers (61)
- Jakob Böhme (27)
- James Hillman (17)
- Jean Gebser (25)
- Jessica Garfield-Kabbara (2)
- john Keats (12)
- Kant (235)
- Ken Wilber (17)
- Kepler (23)
- Leibniz (3)
- Leron Shults (1)
- Levi Bryant (48)
- Meister Eckhart (13)
- Modern Philosophy (391)
- Owen Barfield (33)
- Paul Churchland (5)
- Philip Clayton (3)
- Pierre Hadot (4)
- Pierre Teilhard de Chardin (67)
- Plato (235)
- Pluto (3)
- poetry (100)
- politics (125)
- Ptolemy (9)
- PZ Myers (16)
- quentin meillassoux (15)
- race (35)
- Raimon Panikkar (13)
- Ralph Waldo Emerson (16)
- Ray Brassier (17)
- reason (233)
- Religion (329)
- Richard Dawkins (48)
- Richard Doyle (4)
- Richard Tarnas (42)
- Robert N. Bellah (17)
- Romantic Philosophy (175)
- Rudolf Steiner (112)
- Schelling (225)
- Sean Kelly (24)
- Seth Segall (1)
- Simon Critchley (9)
- Simone Weil (2)
- Slavoj Žižek (12)
- Socrates (24)
- speculative realism (45)
- Spinoza (33)
- Steven Shaviro (15)
- Thomas Berry (16)
- Timothy Morton (16)
- Travel (10)
- Ursula King (2)
- William Blake (10)
- William Irwin Thompson (9)
- William James (109)
- Wittgenstein (25)
Prefer a guided introduction? Start with the reading guide →
THE LIVING NOTEBOOK
Recent writing
-
Realizing the Noosphere
Below are some reflections following my dialogue with Layman Pascal and Brendan Graham Dempsey as part of Limicon 2025. The video of our dialogue should be online soon, and I’ll be sure to…
-
Science and Religion in a Participatory Cosmos
Last night I was invited by the Center for Christogenesis at Villanova University to share some thoughts on how the science/religion dialogue may be transformed by a participatory approach to cosmology.…
-
Processing Plotinus: A Bergsonian Reading
I was joined again by Pedro Brea (we discussed Bergson and Whitehead a few weeks ago) and now also by Jack Bagby(a colleague of mine at CIIS). We discussed Jack’s translation of Bergson’s lectures…
-
Culture as The Lifeblood of The Machine Economy (dialogue with Michael Garfield)
This was a really rich conversation. Michael just recently launched his new podcast Humans on the Loop. You can find more episodes and the show notes for this episode…
-
Whitehead’s Theory of Propositions
The title of the article Ben Snyder and I are discussing is “The Objectivity of Whitehead’s Propositions: An Explication of the Truth-Relation” in Process Studies53 (2):256-274 (2024). Ben begins with…
-
Schelling’s Reading of Plato’s “Timaeus”
In this dialogue, Tim Jackson and I return almost to the beginning of philosophy–“almost” in the sense that Plato himself was already responding to a few centuries of philosophizing…
Join the conversation
New essays, philosophical experiments, and invitations to think together, delivered through Substack.