# Neuroscience

**URL:** http://discourse.iapct.org/c/social/neuroscience/77.md

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## [About the Neuroscience category](http://discourse.iapct.org/t/about-the-neuroscience-category/15553)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 0

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## [Your brain may not actually make decisions](http://discourse.iapct.org/t/your-brain-may-not-actually-make-decisions/16260)

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**Author:** [@flenk](http://discourse.iapct.org/u/flenk)\
**Replies:** 9\
**Last updated:** [September 10, 2026, 11:35pm UTC](http://discourse.iapct.org/t/your-brain-may-not-actually-make-decisions/16260 "2026-09-10T23:35:11Z")

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The neuroscientist identified in this Science Daily news item Your brain may not actually “make” decisions | ScienceDaily seems to me like he may be on the verge of “discovering” PCT. There is no centralized controller …

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## [Striatal pathways dissociably control action counting and goal-directed steering](http://discourse.iapct.org/t/striatal-pathways-dissociably-control-action-counting-and-goal-directed-steering/16250)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 0\
**Last updated:** [June 19, 2026, 4:20pm UTC](http://discourse.iapct.org/t/striatal-pathways-dissociably-control-action-counting-and-goal-directed-steering/16250 "2026-06-19T16:20:06Z")

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Another bulls-eye from Henry Yin’s lab: Fallon, I.P., Roshchina, M., Hong, F. et al. Striatal pathways dissociably control action counting and goal-directed steering. Nat Neurosci (2026). Striatal pathways dissociably c…

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## [Dynamical control by basal ganglia](http://discourse.iapct.org/t/dynamical-control-by-basal-ganglia/16232)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 0\
**Last updated:** [June 1, 2026, 4:09pm UTC](http://discourse.iapct.org/t/dynamical-control-by-basal-ganglia/16232 "2026-06-01T16:09:16Z")

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Shaolin Ruan, Henry H. Yin. (2026). Basal ganglia output dynamically controls skilled forelimb kinematics in real time. bioRxiv 2026.03.09.710687; doi: 10.64898/2026.03.09.710687 https://www.biorxiv.org/content/10.6489…

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## [How basal ganglia do sequence control](http://discourse.iapct.org/t/how-basal-ganglia-do-sequence-control/16221)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 1\
**Last updated:** [February 7, 2026, 9:09pm UTC](http://discourse.iapct.org/t/how-basal-ganglia-do-sequence-control/16221 "2026-02-07T21:09:39Z")

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Another brilliant piece of research out of Henry Yin’s lab. Striatal Pathways for Action Counting and Steering. Isabella P. Fallon, Marina Roshchina, Feiyang Hong, Sofia Fernandez, Shaolin Ruan, Henry H. Yin. doi: htt…

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## [Brain development after 80 weeks](http://discourse.iapct.org/t/brain-development-after-80-weeks/16212)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 0\
**Last updated:** [December 9, 2025, 3:17pm UTC](http://discourse.iapct.org/t/brain-development-after-80-weeks/16212 "2025-12-09T15:17:02Z")

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At the IAPCT Conference in Manchester in 2019, I asked Frans Plooij about the obvious cognitive developments after the (hypothesized) eleven levels of the hierarchy are established at 75-80 weeks of age. He suggested tha…

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## [The cerebellar system](http://discourse.iapct.org/t/the-cerebellar-system/15580)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 19\
**Last updated:** [February 23, 2025, 3:11pm UTC](http://discourse.iapct.org/t/the-cerebellar-system/15580 "2025-02-23T15:11:56Z")

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According to the long-established view, the cerebellum controls motor functions. Although it occupies only about 10% of brain volume, the cerebellum contains around 50 % of all neurons in our brain. It has several func…

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## [Making long-term memories requires DNA damage](http://discourse.iapct.org/t/making-long-term-memories-requires-dna-damage/16108)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 0\
**Last updated:** [March 29, 2024, 2:53pm UTC](http://discourse.iapct.org/t/making-long-term-memories-requires-dna-damage/16108 "2024-03-29T14:53:32Z")

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The centrosome in a cell coordinates cell division. Neurons don’t divide. (Usually, after maturation?) The centrosome in neurons in the hippocampus is specialized to form long-term memories. With intrinsic error, these …

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## [Biophilic vs. necrophilic brain functions](http://discourse.iapct.org/t/biophilic-vs-necrophilic-brain-functions/16056)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 0\
**Last updated:** [June 9, 2023, 11:45am UTC](http://discourse.iapct.org/t/biophilic-vs-necrophilic-brain-functions/16056 "2023-06-09T11:45:38Z")

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In news today: https://www.nature.com/articles/s41586-023-06147-9

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## [Ontogeny of human control hierarchy](http://discourse.iapct.org/t/ontogeny-of-human-control-hierarchy/16025)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 0\
**Last updated:** [February 20, 2023, 5:39pm UTC](http://discourse.iapct.org/t/ontogeny-of-human-control-hierarchy/16025 "2023-02-20T17:39:04Z")

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Frans sent me this very current editorial, right up your ‘consciousness’ alley, Warren, and important for anyone interested in the neurological side of PCT. Ferber is an Israeli Clinical psychologist from Harvard with a…

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## [Research Compatible with PCT versus Predictive Processing](http://discourse.iapct.org/t/research-compatible-with-pct-versus-predictive-processing/16010)

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**Author:** [@richardhpfau](http://discourse.iapct.org/u/richardhpfau)\
**Replies:** 10\
**Last updated:** [January 22, 2023, 10:27pm UTC](http://discourse.iapct.org/t/research-compatible-with-pct-versus-predictive-processing/16010 "2023-01-22T22:27:36Z")

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This is to point out that the research summarized by Huijeong Jeong et al, “Mesolimbic dopamine release conveys causal association”, Science, 378, 6626, 23 December 2022, 1294 (whose full article is available via the lin…

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## [Neural activity at cellular resolution](http://discourse.iapct.org/t/neural-activity-at-cellular-resolution/15938)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 0\
**Last updated:** [May 22, 2022, 6:09pm UTC](http://discourse.iapct.org/t/neural-activity-at-cellular-resolution/15938 "2022-05-22T18:09:28Z")

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Ebrahimi, S., Lecoq, J., Rumyantsev, O. et al. Emergent reliability in sensory cortical coding and inter-area communication. Nature (2022). Emergent reliability in sensory cortical coding and inter-area communication | N…

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## [Evolution & functional anatomy of the brain](http://discourse.iapct.org/t/evolution-functional-anatomy-of-the-brain/15846)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 0\
**Last updated:** [August 20, 2021, 1:33pm UTC](http://discourse.iapct.org/t/evolution-functional-anatomy-of-the-brain/15846 "2021-08-20T13:33:14Z")

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To start off this topic, here’s a useful survey of the evolution of the brain. Of course the author has only the conventional view of stimuli, plans, etc., and it is for us to enquire about control systems and levels of…

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## [Varieties of neural activity](http://discourse.iapct.org/t/varieties-of-neural-activity/15828)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 3\
**Last updated:** [July 16, 2021, 7:09pm UTC](http://discourse.iapct.org/t/varieties-of-neural-activity/15828 "2021-07-16T19:09:44Z")

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Here is a characteristic of human cortical dendrites that has not been found in mouse models: “In contrast to typical all-or-none action potentials, dCaAPs were graded; their amplitudes were maximal for threshold-level …

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## [Brain to Text Handwriting](http://discourse.iapct.org/t/brain-to-text-handwriting/15826)

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**Author:** [@rsmarken](http://discourse.iapct.org/u/rsmarken)\
**Replies:** 0\
**Last updated:** [June 25, 2021, 6:27pm UTC](http://discourse.iapct.org/t/brain-to-text-handwriting/15826 "2021-06-25T18:27:32Z")

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Warren Mansell posted this fascinating article to Twitter. It describes a system for producing handwriting based on neural signals in the brain. An Abstract of the article can be found here. Warren made this comment abou…

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## [Abandoning the computer metaphor](http://discourse.iapct.org/t/abandoning-the-computer-metaphor/15695)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 0\
**Last updated:** [November 8, 2020, 9:20pm UTC](http://discourse.iapct.org/t/abandoning-the-computer-metaphor/15695 "2020-11-08T21:20:39Z")

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The Guardian has published this edited extract from The Idea of the Brain by Matthew Cobb. Why your brain is not a computer (The book will be published in the UK by Profile on 12 March, and in the US by Basic Books on …

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## [Neural currents vs ion currents](http://discourse.iapct.org/t/neural-currents-vs-ion-currents/15567)

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**Author:** [@Paul](http://discourse.iapct.org/u/Paul)\
**Replies:** 1\
**Last updated:** [September 11, 2020, 11:18pm UTC](http://discourse.iapct.org/t/neural-currents-vs-ion-currents/15567 "2020-09-11T23:18:19Z")

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Continuing the discussion from Neural impulses: SpringerLink - Journal Article: I believe that simulating neural currents (interneuron) in PCT should not be that different from simulating ion currents (intraneuron) with…

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## [An idea about neuroscience (2)](http://discourse.iapct.org/t/an-idea-about-neuroscience-2/15570)

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**Author:** [@Paul](http://discourse.iapct.org/u/Paul)\
**Replies:** 2\
**Last updated:** [April 18, 2020, 5:14pm UTC](http://discourse.iapct.org/t/an-idea-about-neuroscience-2/15570 "2020-04-18T17:14:27Z")

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Regarding deriving a single general transfer function for a neuron, my opinion is that a neuron is simply a discriminator, a way to separate things on the left from things on the right, between before and after. So, inpu…

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## [Speed of Nerve Conduction](http://discourse.iapct.org/t/speed-of-nerve-conduction/15555)

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**Author:** [@FredNickols](http://discourse.iapct.org/u/FredNickols)\
**Replies:** 1\
**Last updated:** [March 6, 2020, 7:54pm UTC](http://discourse.iapct.org/t/speed-of-nerve-conduction/15555 "2020-03-06T19:54:04Z")

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This is from another list but I thought it relevant here. I’ve also posted it to CSGNet. As a young research student, Hermann Helmholtz was told by his professor that it would be impossible to measure the speed of nerv…

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## [Specialized medial prefrontal–amygdala coordination in other-regarding decision preference](http://discourse.iapct.org/t/specialized-medial-prefrontal-amygdala-coordination-in-other-regarding-decision-preference/15554)

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**Author:** [@bnhpct](http://discourse.iapct.org/u/bnhpct)\
**Replies:** 0\
**Last updated:** [February 26, 2020, 11:02pm UTC](http://discourse.iapct.org/t/specialized-medial-prefrontal-amygdala-coordination-in-other-regarding-decision-preference/15554 "2020-02-26T23:02:51Z")

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I am able to read the abstract, perhaps someone can link in a PDF from Nature. (And Discourse has the smarts to offer a link to a related 2009 post by Gary Cziko to which he attached two PDFs from Science in that year.)