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Posts by Jonathan Tsay

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National Science Foundation’s future in limbo as Trump eyes cuts The National Science Foundation’s (NSF) future is in limbo as President Trump pushes for more budget cuts and his nominee to helm the research agency awaits Senate confirmation.  Since Trump’s retu…
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For those attending @ncmsociety.bsky.social this week, come check out posters and talks from the Physical Intelligence Lab! #NCM #MotorLearning #CognitiveNeuroscience

2 days ago 8 4 0 0
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Task demands shift motor learning from adaptation to feedback control in a naturalistic bimanual task
www.biorxiv.org/content/10.1...

2 days ago 11 5 0 0

Great talk by Nadine on perception and imagination.
@nadinedijkstra.bsky.social the anterior insula region you found is dorsal or ventral? Without looking again I'm betting dorsal. We've been looking at insula subregions more extensively and finding lots of differences.

3 days ago 50 7 1 0
Assistant Professor in Cognitive Science, AI & the Mind

Would love to get some colleagues at the intersection of NLP and CogSci. Reach out if you have any questions! Deadline: 31-Jul-2026

4 days ago 20 19 0 2
Neural trajectory plot showing neural activity moving through orthogonal corollary discharge and feedback signal subspaces

Neural trajectory plot showing neural activity moving through orthogonal corollary discharge and feedback signal subspaces

New preprint! 🧵🧪🧠

doi.org/10.64898/202...

Upshot: somatosensory cortex contains both feedback *and* intended movement signals (a.k.a. corollary discharge). These two signals exist orthogonally in neural space, flexibly allowing both fast state estimation and external perturbation detection. 1/

6 days ago 41 18 3 1

Looking forward to Elysa’s poster!

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Elysa will be presenting this work at #NCM2026 soon, so we thought to put up a first pre-print, a bit earlier than usual.

previously we noticed that explicit strategies do not develop gradually, but in discrete steps. Here we wanted to test if that depended on rotation size

4 days ago 2 1 2 0

Swainson, A., Cerminara, N. L., Apps, R., & Gilchrist, I. D. (2026). Aging and motor adaptation: Increased movement variability, slowing rates of adaptation, and smaller aftereffects. Psychology and Aging. Advance online publication. doi.org/10.1037/pag0...

4 days ago 2 1 0 0

This week's sensorimotor superlab reading list is out https://superlab.ca/posts/2026-04-17-list329.html @andpru.bsky.social @diedrichsenjorn.bsky.social @gribblelab.org #neuroskyence #psychscisky #Sensorimotor

4 days ago 5 2 1 0
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Open Call for Proposals 2026 - Levante Deadline for submission: June 10, 2026. The overarching objective of LEVANTE is to identify how individual variability, group heterogeneity, and contextual variability influence children’s learning an...

The @Jacobs Foundation has opened the 2026 Call for Proposals for the LEVANTE initiative, aimed at understanding of how children aged 3 to 12 grow, learn, and develop across times, places, and cultures. Apply before 10 June.
levante-network.org/open-call-fo...

4 days ago 9 5 0 0

Why does the brain clear waste during sleep but not wakefulness? New preprint: brain tissue acts as a low-pass filter (cutoff ~0.05 Hz). Cardiac pulsations are 99% attenuated. Only slow-wave sleep generates forcing slow enough to drive bulk flow. doi.org/10.64898/202...

4 days ago 17 5 1 1
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Early Career Faculty Program | Freeman Hrabowski Scholars | HHMI The Freeman Hrabowski Scholars Program offers comprehensive support to outstanding early career faculty committed to scientific excellence in their own research, and to fostering labs that expand the ...

This program transformed my career! Please apply.

@hhmi-science.bsky.social's #FreemanHrabowski Scholars Program offers early career faculty up to $10M over 10 yrs, plus salary & benefits. Postdoc? This year's competition has a program for you too. Applications open 11/3! bit.ly/4vhC0LA

4 days ago 80 45 0 2
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❤️‍🔥 Exciting new preprint ❤️‍🔥 #Pupil constriction causes, by itself and independently of visual stimulation, activity in the human #retina and #visual system. w/ @anavili.bsky.social @veerahelmisofia.bsky.social @hakankarsilar.bsky.social @olaf.dimigen.de 1/4 🧵
www.biorxiv.org/content/10.6...

4 days ago 26 12 1 2
The supply of blood to brain tissue is thought to depend on the overall neural activity in that tissue, and this dependence is thought to differ across brain regions and across brain states. However, studies supporting these views have measured neural activity as a bulk quantity and related it to blood supply following disparate events in different regions. Here we measure fluctuations in neuronal activity and blood volume across the mouse brain, and find that their relationship is consistent across brain states and brain regions but differs in two opposing brainwide neural populations. Functional ultrasound imaging (fUSI) revealed that whisking, a marker of arousal, is associated with brainwide fluctuations in blood volume. Simultaneous fUSI and Neuropixels recordings showed that neurons that increase activity with whisking have distinct haemodynamic response functions compared with those that decrease activity. Their summed contributions predicted blood volume across states.Brainwide Neuropixels recordings revealed that these opposing populations coexist in the entire brain. Their differing contributions to blood volume largely explain the apparent differences in blood volume fluctuations across regions. The mouse brain thus contains two neural populations with opposite relations to brain state and distinct relationships to blood supply, which together account for brainwide fluctuations in blood volume.

The supply of blood to brain tissue is thought to depend on the overall neural activity in that tissue, and this dependence is thought to differ across brain regions and across brain states. However, studies supporting these views have measured neural activity as a bulk quantity and related it to blood supply following disparate events in different regions. Here we measure fluctuations in neuronal activity and blood volume across the mouse brain, and find that their relationship is consistent across brain states and brain regions but differs in two opposing brainwide neural populations. Functional ultrasound imaging (fUSI) revealed that whisking, a marker of arousal, is associated with brainwide fluctuations in blood volume. Simultaneous fUSI and Neuropixels recordings showed that neurons that increase activity with whisking have distinct haemodynamic response functions compared with those that decrease activity. Their summed contributions predicted blood volume across states.Brainwide Neuropixels recordings revealed that these opposing populations coexist in the entire brain. Their differing contributions to blood volume largely explain the apparent differences in blood volume fluctuations across regions. The mouse brain thus contains two neural populations with opposite relations to brain state and distinct relationships to blood supply, which together account for brainwide fluctuations in blood volume.

How does blood flow relate to brain activity? We discovered that it reflects two neural populations affected oppositely by arousal. Together, they explain neurovascular coupling in all brain regions and brain states!

Out today in Nature: rdcu.be/fdC2A

@uclbrainscience.bsky.social

6 days ago 143 62 4 6
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Sperm whales may make their own vowel sounds, similar to human language Sperm whales, which make clicking sounds to communicate, use different “vowels” in ways similar to human speech

Sperm whales, which make clicking sounds to communicate, use different “vowels” in ways similar to human speech

6 days ago 112 28 0 2

Room was super full so if you missed Yudai Tanaka 's talk at #CHI2026, you can watch it: www.youtube.com/watch?v=oZWa...

Read paper: lab.plopes.org/published/20...

Watch the technical demonstration video: www.youtube.com/watch?v=M0EV...

6 days ago 1 1 0 0
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For those going to @ncmsociety.bsky.social annual meeting next week, come check out our posters! @diedrichsenjorn.bsky.social @gribblelab.org. I know that @mnlmrc.bsky.social @sivanjo.bsky.social @alighavampour.bsky.social @arminpanjehpour.bsky.social and Amin are excited show you what they've done.

1 week ago 30 11 0 0
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Very happy to put this work out!

Movement errors are reduced even in unpredictable environments, where anticipation is not possible.

We addressed the complex processes interacting within an ongoing action to achieve this...

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Headline reads: White House budget seeks to scrap 54 major NASA science missions. Over an image of Jupiter.

Headline reads: White House budget seeks to scrap 54 major NASA science missions. Over an image of Jupiter.

Experts found that the White House budget request for the upcoming fiscal year could defund 54 NASA science missions, including a spacecraft currently studying Jupiter and two planned Venus missions: www.scientificamerican.com/article/whit...

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This week's sensorimotor superlab reading list is out https://superlab.ca/posts/2026-04-10-list328.html @andpru.bsky.social @diedrichsenjorn.bsky.social @gribblelab.org #neuroskyence #psychscisky #Sensorimotor

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Open questions in elucidating neural mechanisms underlying sensory-guided motor control - Nature Communications Sensory feedback is needed to dynamically adjust motor behaviors as we interact with the world, and understanding sensory-guided motor control could be beneficial in guiding future therapeutic strategies for patients suffering from spinal cord injury or other neurological diseases. To explore some of the open questions in this topic, we spoke with several experts in the field: Professor Karl Friston (UCL); Dr. Andrew Pruszynski and Dr. Mehrdad Kashefi (Western University, Canada); Professor Fan Wang and Dr. Kyle Severson (MIT, USA); and Professor Anne Churchland and Dr. Felicia Davatolhagh (UCLA, USA). We discuss some of the main theories of sensory-motor integration, some of the challenges and open questions in this field, and exciting future directions, including neurorehabilitation.

A fun Q and A that @mkashefi.bsky.social and I contributed to for @natcomms.nature.com along with Friston, @annechurchland.bsky.social, and others. www.nature.com/articles/s41...

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Really excited about our new work on aphasia! Even in fairly profound aphasia, we can recover semantic maps through visual stimuli and use them to decode language. This is a big step! Language BCIs in aphasia might be possible!

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Neural circuits encode prior knowledge of temporal statistics - Nature Neuroscience This study shows that cerebellar circuits learn and encode prior probabilities of event timing. Cell-type-specific neural activity reflects environmental statistics and guides predictive motor behavio...

Neural circuits encode prior knowledge of temporal statistics

www.nature.com/articles/s41...

1 week ago 59 28 1 3
about the lab – cognitive tools lab

The Cognitive Tools Lab at Stanford (cogtoolslab.github.io) is recruiting two new research staff members to join in AY 26-27.
Full-Time Lab Manager: forms.gle/UVwfx5wbY9Km....
IRiSS Predoc Researcher: iriss.stanford.edu/predoc/2026-....
Please share widely in your networks, thank you!!

1 week ago 51 42 1 2
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REM-sleep twitching in adults and the maintenance of specialized sensorimotor systems Blumberg et al. present video evidence of twitching during adult sleep in a diverse sample of animals. Adult twitching appears to selectively involve appendages used for active sensing, mirroring thei...

New paper (with lots of cute animal videos!)

Ever watch your dog "run" while asleep and wonder what’s going on in their brain? In Current Bio we suggest that those twitches aren't just leaky dreams—they’re a vital maintenance system for the most precise movements

www.cell.com/current-biol...

2 weeks ago 61 25 3 3
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An international mega-analysis of psychedelic drug effects on brain circuit function - Nature Medicine Analysis of neuroimaging datasets across five major psychedelics revealed a shared brain signature and provides a comprehensive insight into how these drugs reorganize brain architecture.

An international mega-analysis of psychedelic drug effects on brain circuit function idp.nature.com/authorize?re...

2 weeks ago 25 9 0 2
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CAMP Lab | about The CAMP Lab at the University of Iowa uses computational, neuroimaging, pharmacological, and neuromodulation approaches to understand motivation, affect, and decision-making — and how these processes...

I'm SO pleased to announce that I'll be starting as an Asst Prof at @psychiowa.bsky.social this August.

The lab will focus on neural & computational mechanisms of motivation, affect, & decision-making, with the aspirational goal of translation to neuropsychiatric disorders. 🧠
yeelabneuro.com

2 weeks ago 137 18 26 1

I’m a little late on this announcement, but ...

🚨NEW PUBLICATION ALERT!🚨

Our work looking at the (in)stability of the evidence accumulation process over the course of a single decision is finally out at PLoS Comp Bio.

See thread below for the summary.

journals.plos.org/ploscompbiol...

3 weeks ago 23 7 0 0
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Cerebellar contributions to action and cognition: Prediction, timescale, and continuity | PNAS The cerebellum is implicated in nearly every domain of human cognition, yet our understanding of how this subcortical structure contributes to cogn...

Link to paper here: www.pnas.org/doi/10.1073/...

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