Alexey Tolchinsky
@tolchinsky.bsky.social
Clinical psychologist and researcher investigating anxiety disorders, Acute PTSD, dissociations, OCD, Affective Neuroscience, neuropsychoanalysis, application of nonlinear dynamical systems to psychology
https://montgomerycountypsychologist.com
https://montgomerycountypsychologist.com
Pinned
Bluesky
ta.bsky.social
Our paper is published. Co-authored with @drmichaellevin.bsky.social , Chris Fields, @lancelotdacosta.bsky.social ta.bsky.social, Daniel Friedman, Rachael Murphy, David Pincus
www.frontiersin.org/journals/psy...
this work presents a computational model of dissociations
www.frontiersin.org/journals/psy...
this work presents a computational model of dissociations
Reposted by Alexey Tolchinsky
This Thursday at noon. Join us (over Zoom) for the MIT Consciousness Club.
George Mashour (University of Michigan Medical School) - "Consciousness and the Dying Brain"
sites.google.com/view/mit-con...
#neuroscience
George Mashour (University of Michigan Medical School) - "Consciousness and the Dying Brain"
sites.google.com/view/mit-con...
#neuroscience
January 20, 2026 at 1:50 PM
This Thursday at noon. Join us (over Zoom) for the MIT Consciousness Club.
George Mashour (University of Michigan Medical School) - "Consciousness and the Dying Brain"
sites.google.com/view/mit-con...
#neuroscience
George Mashour (University of Michigan Medical School) - "Consciousness and the Dying Brain"
sites.google.com/view/mit-con...
#neuroscience
Does a virus have agency? This text is written based on the work by @macrinephd.bsky.social @drmichaellevin.bsky.social and @wiringthebrain.bsky.social
Comments and critique are most welcome. Kevin, I wonder what you think on this?
open.substack.com/pub/alexeyto...
Comments and critique are most welcome. Kevin, I wonder what you think on this?
open.substack.com/pub/alexeyto...
Does a virus have agency?
Exploring the limitations of a causality-based model of agency.
open.substack.com
January 19, 2026 at 2:18 PM
Does a virus have agency? This text is written based on the work by @macrinephd.bsky.social @drmichaellevin.bsky.social and @wiringthebrain.bsky.social
Comments and critique are most welcome. Kevin, I wonder what you think on this?
open.substack.com/pub/alexeyto...
Comments and critique are most welcome. Kevin, I wonder what you think on this?
open.substack.com/pub/alexeyto...
Talk at McGill next Thursday.
For colleagues in Montreal. I'll present next Thursday 3-4.30pm at the Division of Social & Transcultural Psychiatry. Many thanks to Laurence Kirmayer Ana Gomez-Carrillo and other colleagues.
For colleagues in Montreal. I'll present next Thursday 3-4.30pm at the Division of Social & Transcultural Psychiatry. Many thanks to Laurence Kirmayer Ana Gomez-Carrillo and other colleagues.
January 15, 2026 at 10:32 PM
Talk at McGill next Thursday.
For colleagues in Montreal. I'll present next Thursday 3-4.30pm at the Division of Social & Transcultural Psychiatry. Many thanks to Laurence Kirmayer Ana Gomez-Carrillo and other colleagues.
For colleagues in Montreal. I'll present next Thursday 3-4.30pm at the Division of Social & Transcultural Psychiatry. Many thanks to Laurence Kirmayer Ana Gomez-Carrillo and other colleagues.
Why seeing a graph works better than a table of numbers?
(And how hunter gatherers were good at calculus.)
Related to @macrinephd.bsky.social work on embodied cognition
www.linkedin.com/posts/activi...
(And how hunter gatherers were good at calculus.)
Related to @macrinephd.bsky.social work on embodied cognition
www.linkedin.com/posts/activi...
#embodied #cognition #dynamics #motion | Alexey Tolchinsky, Psy.D.
Why seeing a graph works better than a table of numbers?
(And how hunter gatherers were good at calculus.)
Another data point for Sheila Macrine, PhD and colleagues' collection of examples on the emb...
www.linkedin.com
January 15, 2026 at 2:08 PM
Why seeing a graph works better than a table of numbers?
(And how hunter gatherers were good at calculus.)
Related to @macrinephd.bsky.social work on embodied cognition
www.linkedin.com/posts/activi...
(And how hunter gatherers were good at calculus.)
Related to @macrinephd.bsky.social work on embodied cognition
www.linkedin.com/posts/activi...
Reposted by Alexey Tolchinsky
Many cortical traveling waves spiral. Here's how and why.
Cortical Field Model of Complex Spiral Traveling Waves
doi.org/10.64898/202...
#neuroscience
Cortical Field Model of Complex Spiral Traveling Waves
doi.org/10.64898/202...
#neuroscience
Cortical Field Model of Complex Spiral Traveling Waves
Complex spiral traveling waves observed experimentally occurs across the cortex. The underlying mechanisms responsible for generating such mesoscopic activity are not well understood. Understanding ho...
doi.org
January 9, 2026 at 12:37 PM
Many cortical traveling waves spiral. Here's how and why.
Cortical Field Model of Complex Spiral Traveling Waves
doi.org/10.64898/202...
#neuroscience
Cortical Field Model of Complex Spiral Traveling Waves
doi.org/10.64898/202...
#neuroscience
Reposted by Alexey Tolchinsky
Martin Peterson's creative response to being banned from teaching Plato (shared with his permission).
January 8, 2026 at 5:38 PM
Martin Peterson's creative response to being banned from teaching Plato (shared with his permission).
Academic collaboration request
Dear Colleagues, if you are fluent in coding in Python, and also studied FEP/ActInf, you are interested in clinical psychology/psychiatry, please reach out via direct messaging.
Dear Colleagues, if you are fluent in coding in Python, and also studied FEP/ActInf, you are interested in clinical psychology/psychiatry, please reach out via direct messaging.
January 7, 2026 at 2:49 PM
Academic collaboration request
Dear Colleagues, if you are fluent in coding in Python, and also studied FEP/ActInf, you are interested in clinical psychology/psychiatry, please reach out via direct messaging.
Dear Colleagues, if you are fluent in coding in Python, and also studied FEP/ActInf, you are interested in clinical psychology/psychiatry, please reach out via direct messaging.
Reposted by Alexey Tolchinsky
mind-blowing chapter by @chrisfields38.bsky.social. I wish I read this before. Very useful on many fronts
chrisfieldsresearch.com/Chapter-13-F...
chrisfieldsresearch.com/Chapter-13-F...
chrisfieldsresearch.com
January 5, 2026 at 2:24 PM
mind-blowing chapter by @chrisfields38.bsky.social. I wish I read this before. Very useful on many fronts
chrisfieldsresearch.com/Chapter-13-F...
chrisfieldsresearch.com/Chapter-13-F...
perception as the center of the bow-tie. Based on @drmichaellevin.bsky.social and @chrisfields38.bsky.social work.
What we perceive is the result of many-to-one mapping from the environment to the boundary. We experience a low-dimensional "summary." minute 43 here:
www.youtube.com/watch?v=F5aw...
What we perceive is the result of many-to-one mapping from the environment to the boundary. We experience a low-dimensional "summary." minute 43 here:
www.youtube.com/watch?v=F5aw...
"From Experience to Math" by Chris Fields
YouTube video by Michael Levin's Academic Content
www.youtube.com
January 3, 2026 at 4:20 PM
perception as the center of the bow-tie. Based on @drmichaellevin.bsky.social and @chrisfields38.bsky.social work.
What we perceive is the result of many-to-one mapping from the environment to the boundary. We experience a low-dimensional "summary." minute 43 here:
www.youtube.com/watch?v=F5aw...
What we perceive is the result of many-to-one mapping from the environment to the boundary. We experience a low-dimensional "summary." minute 43 here:
www.youtube.com/watch?v=F5aw...
On applying math to mental functioning directly.
@chrisfields38.bsky.social
"1-st order logic from fixed axioms is not a good description of how our minds work." minute 40 here
www.youtube.com/watch?v=F5aw...
A profound presentation on how the old "formal systems" in math are very limited.
@chrisfields38.bsky.social
"1-st order logic from fixed axioms is not a good description of how our minds work." minute 40 here
www.youtube.com/watch?v=F5aw...
A profound presentation on how the old "formal systems" in math are very limited.
"From Experience to Math" by Chris Fields
YouTube video by Michael Levin's Academic Content
www.youtube.com
January 3, 2026 at 4:05 PM
On applying math to mental functioning directly.
@chrisfields38.bsky.social
"1-st order logic from fixed axioms is not a good description of how our minds work." minute 40 here
www.youtube.com/watch?v=F5aw...
A profound presentation on how the old "formal systems" in math are very limited.
@chrisfields38.bsky.social
"1-st order logic from fixed axioms is not a good description of how our minds work." minute 40 here
www.youtube.com/watch?v=F5aw...
A profound presentation on how the old "formal systems" in math are very limited.
Environmental Relativity of computations. Another important point by @chrisfields38.bsky.social "Computation is relative to environmental constraints. (The environment shapes the free energy landscape)" @ 31 min
www.youtube.com/watch?v=F5aw...
www.youtube.com/watch?v=F5aw...
"From Experience to Math" by Chris Fields
YouTube video by Michael Levin's Academic Content
www.youtube.com
January 1, 2026 at 4:25 PM
Environmental Relativity of computations. Another important point by @chrisfields38.bsky.social "Computation is relative to environmental constraints. (The environment shapes the free energy landscape)" @ 31 min
www.youtube.com/watch?v=F5aw...
www.youtube.com/watch?v=F5aw...
On embodied cognition @macrinephd.bsky.social You might enjoy this talk by @chrisfields38.bsky.social. I find it to be deeply meaningful. One quote to start with: "Numbers are actions," as in "2" means - repeat an operation f you just did one more time.
www.youtube.com/watch?v=F5aw...
www.youtube.com/watch?v=F5aw...
"From Experience to Math" by Chris Fields
YouTube video by Michael Levin's Academic Content
www.youtube.com
January 1, 2026 at 3:42 PM
On embodied cognition @macrinephd.bsky.social You might enjoy this talk by @chrisfields38.bsky.social. I find it to be deeply meaningful. One quote to start with: "Numbers are actions," as in "2" means - repeat an operation f you just did one more time.
www.youtube.com/watch?v=F5aw...
www.youtube.com/watch?v=F5aw...
Do you think such concepts as "signature" and "password" would still be used 10 years from now?
December 26, 2025 at 9:21 PM
Do you think such concepts as "signature" and "password" would still be used 10 years from now?
Reposted by Alexey Tolchinsky
Total investments in AI in 2025 are estimated to be on par with what the US spent on two wars - in Iraq and Afghanistan, over the course of 13 years
garymarcus.substack.com/p/the-ai-bub...
garymarcus.substack.com/p/the-ai-bub...
The AI bubble is all over now, baby blue
You must leave now, take what you need you think will last.
garymarcus.substack.com
December 26, 2025 at 4:37 PM
Total investments in AI in 2025 are estimated to be on par with what the US spent on two wars - in Iraq and Afghanistan, over the course of 13 years
garymarcus.substack.com/p/the-ai-bub...
garymarcus.substack.com/p/the-ai-bub...
why the story of eternal existence (in the cloud or otherwise) is dangerous
alexeytolchinsky.substack.com/p/the-danger...
alexeytolchinsky.substack.com/p/the-danger...
The danger of eternal bliss
Upload your mind to the cloud and all bets are off
alexeytolchinsky.substack.com
December 24, 2025 at 3:34 PM
why the story of eternal existence (in the cloud or otherwise) is dangerous
alexeytolchinsky.substack.com/p/the-danger...
alexeytolchinsky.substack.com/p/the-danger...
Two related texts. On AI taking our jobs fear
alexeytolchinsky.substack.com/p/the-last-i...
And on how this and "digital immigration" related to fear of immigrants
www.linkedin.com/posts/activi...
alexeytolchinsky.substack.com/p/the-last-i...
And on how this and "digital immigration" related to fear of immigrants
www.linkedin.com/posts/activi...
The Last Interpreter
Inuit resilience in times of AI
alexeytolchinsky.substack.com
December 24, 2025 at 3:33 PM
Two related texts. On AI taking our jobs fear
alexeytolchinsky.substack.com/p/the-last-i...
And on how this and "digital immigration" related to fear of immigrants
www.linkedin.com/posts/activi...
alexeytolchinsky.substack.com/p/the-last-i...
And on how this and "digital immigration" related to fear of immigrants
www.linkedin.com/posts/activi...
Reposted by Alexey Tolchinsky
A must-read review. It argues that brain areas are only one of several organizing principles and are not especially central, given their weak correspondence to function. Cytoarchitecture and connectivity are a starting point, not the endpoint.
www.nature.com/articles/s41...
#neuroscience
www.nature.com/articles/s41...
#neuroscience
Rethinking the centrality of brain areas in understanding functional organization - Nature Neuroscience
Parcellation of the cortex into functionally modular brain areas is foundational to neuroscience. Here, Hayden, Heilbronner and Yoo question the central status of brain areas in neuroscience from the ...
www.nature.com
December 23, 2025 at 5:21 PM
A must-read review. It argues that brain areas are only one of several organizing principles and are not especially central, given their weak correspondence to function. Cytoarchitecture and connectivity are a starting point, not the endpoint.
www.nature.com/articles/s41...
#neuroscience
www.nature.com/articles/s41...
#neuroscience
Reposted by Alexey Tolchinsky
CNS and immune system are deeply connected! Continuous crosstalk regulates #homeostasis and #neuroinflammation. Disruptions can drive #neurodegeneration, impacting cognitive function. Key areas: #gutbrainaxis #bloodbrainbarrier #circadianrhythms #Neuroscience #Immunology #Alzheimers t.co/LGun6OuCjX
https://www.frontiersin.org/journals/cellular-neuroscience/articles/10.3389/fncel.2025.1590002/full
t.co
July 4, 2025 at 11:56 AM
CNS and immune system are deeply connected! Continuous crosstalk regulates #homeostasis and #neuroinflammation. Disruptions can drive #neurodegeneration, impacting cognitive function. Key areas: #gutbrainaxis #bloodbrainbarrier #circadianrhythms #Neuroscience #Immunology #Alzheimers t.co/LGun6OuCjX
Reposted by Alexey Tolchinsky
Liquid biopsies are paving the way for a new era of cancer screening. Detecting tumor-derived analytes in body fluids, these non-invasive tests could provide early diagnosis for everyone! #LiquidBiopsy #CancerScreening #EarlyDetection #PrecisionOncology t.co/z60uD5OzmV
https://www.nature.com/articles/s43856-025-00885-9
t.co
July 6, 2025 at 12:58 PM
Liquid biopsies are paving the way for a new era of cancer screening. Detecting tumor-derived analytes in body fluids, these non-invasive tests could provide early diagnosis for everyone! #LiquidBiopsy #CancerScreening #EarlyDetection #PrecisionOncology t.co/z60uD5OzmV
Useful paper.
osf.io/preprints/ps...
Citation
"linguistic plausibility can mimic judgment without undergoing evaluation."
That is the definition of "Narrative Fallacy"
www.psychologytoday.com/us/blog/embr...
#AI
#LLM
#judgement
#epistemic
#narrativefallacy
osf.io/preprints/ps...
Citation
"linguistic plausibility can mimic judgment without undergoing evaluation."
That is the definition of "Narrative Fallacy"
www.psychologytoday.com/us/blog/embr...
#AI
#LLM
#judgement
#epistemic
#narrativefallacy
OSF
osf.io
December 23, 2025 at 3:16 PM
Useful paper.
osf.io/preprints/ps...
Citation
"linguistic plausibility can mimic judgment without undergoing evaluation."
That is the definition of "Narrative Fallacy"
www.psychologytoday.com/us/blog/embr...
#AI
#LLM
#judgement
#epistemic
#narrativefallacy
osf.io/preprints/ps...
Citation
"linguistic plausibility can mimic judgment without undergoing evaluation."
That is the definition of "Narrative Fallacy"
www.psychologytoday.com/us/blog/embr...
#AI
#LLM
#judgement
#epistemic
#narrativefallacy
An essay about AI-related anxiety
alexeytolchinsky.substack.com/p/the-last-i...
#AI
#LLM
#worry
#jobs
#unemployment
alexeytolchinsky.substack.com/p/the-last-i...
#AI
#LLM
#worry
#jobs
#unemployment
The Last Interpreter
Inuit resilience in times of AI
alexeytolchinsky.substack.com
December 22, 2025 at 1:05 PM
An essay about AI-related anxiety
alexeytolchinsky.substack.com/p/the-last-i...
#AI
#LLM
#worry
#jobs
#unemployment
alexeytolchinsky.substack.com/p/the-last-i...
#AI
#LLM
#worry
#jobs
#unemployment