Uploaded August 2026 | Updated September 2026, 3 weeks ago
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Peter Godfrey-Smith, professor at the University of Sydney and author of Other Minds: The Octopus and the Deep Origins of Consciousness, joins to explain why he thinks meeting an octopus is the closest we'll get to meeting an alien. He's now developing a new, speculative theory of consciousness centered on rhythm. The conversation explores why he thinks "having a mind" is a graded property rather than a yes-or-no one — and what that implies for earthworms, bacteria, and plants. We discuss how many selves may exist inside a single octopus. Godfrey-Smith explains why he suspects rhythmic, large-scale electrical activity in the brain — not just point-to-point neural firing — is essential to consciousness. He also addresses what Anthropic's discovery of a "workspace" inside Claude does and doesn't show, and why he assigns computers a very low probability of being conscious. Finally, he makes the case for why a silicon neuron could never do "exactly" what a biological one does. This is an in-depth conversation with Peter Godfrey-Smith.
FOLLOW:
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- Substack: curtjaimungal.substack.com/subscribe
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TIMESTAMPS:
- 00:00:00 - Cephalopods: The Closest Aliens
- 00:05:30 - Defining the Unconscious Mind
- 00:10:40 - Selfhood vs. Information Processing
- 00:16:10 - The Graded Nature of Mind
- 00:22:15 - Deflating the Concept of Life
- 00:29:00 - Convergent Evolution of Intelligence
- 00:35:40 - Distributed Neural Control Systems
- 00:42:50 - Multiple Subjects in One Body?
- 00:48:40 - Global Workspace Theory Critique
- 00:56:10 - AI and the Conscious Workspace
- 01:01:28 - Simulation Hypothesis Probabilities
- 01:08:40 - Biological Hardware Constraints
- 01:16:10 - Rhythmic Consciousness Theory
- 01:22:30 - Mind Uploading and Silicon Neurons
- 01:31:00 - Neural Dynamics of Subjectivity
- 01:37:00 - Deep Ocean Intelligence
LINKS MENTIONED:
- Other Minds [Book]: amazon.com/dp/0374227764?tag=toe08-20
- Peter's Website: petergodfreysmith.com
- Reality+ [Book]: amazon.com/dp/0393635805?tag=toe08-20
- A Materialist Theory of the Mind [Book]: amazon.com/dp/0415100313?tag=toe08-20
- Rodolfo Llinas: https://med.nyu.edu/faculty/rodolfo-llinas
- Bruno's Research: https://qbi.uq.edu.au/groups/vanswinderen
- Dehaene's Commentary on Language Models [Paper]: www-cdn.anthropic.com/files/4zrzovbb/website/cc4be2488d65e54a6ed06492f8968398ddc18ebe.pdf
- A Cognitive Theory of Consciousness [Book]: http://cogweb.ucla.edu/Abstracts/Baars_88.html
- Oscillations in the Central Brain of Drosophila Are Phase Locked to Attended Visual Features [Paper]: pnas.org/doi/10.1073/pnas.2010749117
- The ENCODE Project: https://plato.stanford.edu/entries/genomics/encode-project.html
- What Is It Like to Be a Bat? [Paper]: https://www.sas.upenn.edu/~cavitch/pdf-library/Nagel_Bat.pdf
- The Explanatory Gap [Paper]: philpapers.org/rec/LEVMAQ
- Inferring Consciousness in Phylogenetically Distant Organisms [Paper]: https://direct.mit.edu/jocn/article/36/8/1660/120485/Inferring-Consciousness-in-Phylogenetically
- Remarkably Bright Creatures [Book]: amazon.com/dp/0063204150?tag=toe08-20
- Giant Cuttlefish: https://australian.museum/learn/animals/fishes/giant-cuttlefish-sepia-apama-gray-1849/
- Cuttlefish Exert Self-Control in a Delay of Gratification Task [Paper]: royalsocietypublishing.org/rspb/article/288/1946/20203161/86132/Cuttlefish-exert-self-control-in-a-delay-of
- Stanford Marshmallow Experiment: en.wikipedia.org/wiki/Stanford_marshmallow_experiment
- How We Found the Giant Squid: ted.com/talks/edith_widder_how_we_found_the_giant_squid
More links at curtjaimungal.substack.com
Guests do not pay to appear. #science
SPONSORS:
- Take Cheers Restore after your last drink or before going to bed and wake up feeling at least 50% better — or your money back. For a limited time our listeners are getting 20% off their entire order at cheershealth.com/TOE
- I personally subscribe to The Economist. TOE listeners get 35% off the annual subscription. No other podcast has this! economist.com/TOE
Peter Godfrey-Smith, professor at the University of Sydney and author of Other Minds: The Octopus and the Deep Origins of Consciousness, joins to explain why he thinks meeting an octopus is the closest we'll get to meeting an alien. He's now developing a new, speculative theory of consciousness centered on rhythm. The conversation explores why he thinks "having a mind" is a graded property rather than a yes-or-no one — and what that implies for earthworms, bacteria, and plants. We discuss how many selves may exist inside a single octopus. Godfrey-Smith explains why he suspects rhythmic, large-scale electrical activity in the brain — not just point-to-point neural firing — is essential to consciousness. He also addresses what Anthropic's discovery of a "workspace" inside Claude does and doesn't show, and why he assigns computers a very low probability of being conscious. Finally, he makes the case for why a silicon neuron could never do "exactly" what a biological one does. This is an in-depth conversation with Peter Godfrey-Smith.
FOLLOW:
- Spotify: open.spotify.com/show/4gL14b92xAErofYQA7bU4e
- Substack: curtjaimungal.substack.com/subscribe
- Twitter: twitter.com/TOEwithCurt
- Discord Invite: discord.com/invite/kBcnfNVwqs
- Crypto: nowpayments.io/donation/TOE
- PayPal: paypal.com/donate?hosted_button_id=XUBHNMFXUX5S4
TIMESTAMPS:
- 00:00:00 - Cephalopods: The Closest Aliens
- 00:05:30 - Defining the Unconscious Mind
- 00:10:40 - Selfhood vs. Information Processing
- 00:16:10 - The Graded Nature of Mind
- 00:22:15 - Deflating the Concept of Life
- 00:29:00 - Convergent Evolution of Intelligence
- 00:35:40 - Distributed Neural Control Systems
- 00:42:50 - Multiple Subjects in One Body?
- 00:48:40 - Global Workspace Theory Critique
- 00:56:10 - AI and the Conscious Workspace
- 01:01:28 - Simulation Hypothesis Probabilities
- 01:08:40 - Biological Hardware Constraints
- 01:16:10 - Rhythmic Consciousness Theory
- 01:22:30 - Mind Uploading and Silicon Neurons
- 01:31:00 - Neural Dynamics of Subjectivity
- 01:37:00 - Deep Ocean Intelligence
LINKS MENTIONED:
- Other Minds [Book]: amazon.com/dp/0374227764?tag=toe08-20
- Peter's Website: petergodfreysmith.com
- Reality+ [Book]: amazon.com/dp/0393635805?tag=toe08-20
- A Materialist Theory of the Mind [Book]: amazon.com/dp/0415100313?tag=toe08-20
- Rodolfo Llinas: https://med.nyu.edu/faculty/rodolfo-llinas
- Bruno's Research: https://qbi.uq.edu.au/groups/vanswinderen
- Dehaene's Commentary on Language Models [Paper]: www-cdn.anthropic.com/files/4zrzovbb/website/cc4be2488d65e54a6ed06492f8968398ddc18ebe.pdf
- A Cognitive Theory of Consciousness [Book]: http://cogweb.ucla.edu/Abstracts/Baars_88.html
- Oscillations in the Central Brain of Drosophila Are Phase Locked to Attended Visual Features [Paper]: pnas.org/doi/10.1073/pnas.2010749117
- The ENCODE Project: https://plato.stanford.edu/entries/genomics/encode-project.html
- What Is It Like to Be a Bat? [Paper]: https://www.sas.upenn.edu/~cavitch/pdf-library/Nagel_Bat.pdf
- The Explanatory Gap [Paper]: philpapers.org/rec/LEVMAQ
- Inferring Consciousness in Phylogenetically Distant Organisms [Paper]: https://direct.mit.edu/jocn/article/36/8/1660/120485/Inferring-Consciousness-in-Phylogenetically
- Remarkably Bright Creatures [Book]: amazon.com/dp/0063204150?tag=toe08-20
- Giant Cuttlefish: https://australian.museum/learn/animals/fishes/giant-cuttlefish-sepia-apama-gray-1849/
- Cuttlefish Exert Self-Control in a Delay of Gratification Task [Paper]: royalsocietypublishing.org/rspb/article/288/1946/20203161/86132/Cuttlefish-exert-self-control-in-a-delay-of
- Stanford Marshmallow Experiment: en.wikipedia.org/wiki/Stanford_marshmallow_experiment
- How We Found the Giant Squid: ted.com/talks/edith_widder_how_we_found_the_giant_squid
More links at curtjaimungal.substack.com
Guests do not pay to appear. #science






![These Physicists Just Discovered Something Strange...
SPONSORS:
- Go to https://www.plaud.ai/curt and use the promo code CURT to get a Plaud device today
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This is a podcast all about parallel universes, and whether we have any right to believe in them. David Wallace, professor of philosophy of science at the University of Pittsburgh and a leading defender of the Many Worlds Interpretation, joins Professor Emily Adlam, his former student, for a rare joint conversation. The central fault line: Adlam argues no one living inside a many-worlds universe could ever rationally confirm the theory describing it, since Everettian probability may undermine the evidence used to support quantum mechanics itself. Wallace disagrees, but takes the challenge seriously. From there they range across the nature of the wave function, relational quantum mechanics, QBism, and scientific intersubjectivity — two sharp, collegial minds disagreeing productively about what kind of universe we actually live in.
TIMESTAMPS:
- 00:00:00 - Wave Function Ontology
- 00:05:35 - Everettian Probability Problem
- 00:11:45 - Relational Quantum Mechanics Limits
- 00:19:15 - Quantum Gravity Frameworks
- 00:24:50 - Subsystem Decomposition Approximations
- 00:31:10 - Testing Wavefunction Collapse
- 00:38:35 - Scientific Intersubjectivity Crisis
- 00:47:55 - Many Worlds Rationality Constraints
- 00:58:50 - QBism and Physical Reality
- 01:05:05 - Conservative Philosophy of Physics
LINKS MENTIONED:
- Emily Adlams Papers: https://scholar.google.com/citations?user=RlTqjZMAAAAJ
- David Wallaces Papers: https://scholar.google.com/citations?user=Z35CeHAAAAAJ
- Pointer Basis Of Quantum Apparatus [Paper]: https://libertadacademica.com/Cuantica/ModernaHist/Zurek%20b.pdf
- Information Is Physical [Paper]: https://arxiv.org/abs/2203.13342
- Relative Information, Relative Facts [Paper]: https://arxiv.org/abs/2510.11349
- What Kind Of Relationality Does Quantum Mechanics Exhibit? [Paper]: https://arxiv.org/abs/2502.06991
- Models Of Wave-Function Collapse, Underlying Theories, And Experimental Tests [Paper]: https://arxiv.org/abs/1204.4325
- On Gravitys Role In Quantum State Reduction [Paper]: https://link.springer.com/article/10.1007/BF02105068
- Real Patterns In Physics And Beyond [Paper]: https://philsci-archive.pitt.edu/23888/
- Learning To Represent [Paper]: https://philsci-archive.pitt.edu/23224/1/learning_to_represent.pdf
- Operational Theories As Structural Realism [Paper]: https://arxiv.org/abs/2201.09316
- Relational Quantum Mechanics [Paper]: https://arxiv.org/abs/quant-ph/9609002
- Measurement Outcomes And Probability In Everettian Quantum Mechanics [Paper]: https://www.sciencedirect.com/science/article/abs/pii/S1355219806000694
- Quantum Probability From Subjective Likelihood [Paper]: https://arxiv.org/abs/quant-ph/0312157
More links (past guest episodes) at https://curtjaimungal.substack.com
FOLLOW:
- Spotify: https://open.spotify.com/show/4gL14b92xAErofYQA7bU4e
- Substack: https://curtjaimungal.substack.com/subscribe
- Twitter: https://twitter.com/TOEwithCurt
- Discord Invite: https://discord.com/invite/kBcnfNVwqs
- Crypto: https://nowpayments.io/donation/TOE
- PayPal: https://www.paypal.com/donate?hosted_button_id=XUBHNMFXUX5S4
Guests do not pay to appear. #science These Physicists Just Discovered Something Strange...](https://i.ytimg.com/vi/51jFsUIj6Jo/mqdefault.jpg)



