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Posts by Benjamin Morillon

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An opposing molecular gradient axis underlies primate cortical organization The principles organizing cellular diversity and connectivity in primate brains remain elusive. By integrating spatial transcriptomics, magnetic resonance imaging, and retrograde labeling in marmosets, we identified two opposing molecular gradients that ...

“An axis in primate brains links molecular profiles to anatomical & functional architecture, offering a precise biological basis for delineating cortical boundaries, elucidating cortical-subcortical relationships, characterizing functional networks, & identifying species specific specializations.”👇🧪

4 days ago 18 5 0 0
Speech is defined by theta-gamma coupled acoustic rhythms, mapped onto segregated populations in human early auditory cortex

new collaborative paper! Speech is defined by theta-gamma coupled acoustic rhythms, mapped onto segregated populations in human early auditory cortex doi.org/10.7554/eLif...
@davidpoeppel.bsky.social @luc-arnal.bsky.social @brungio.bsky.social @jremygiroud.bsky.social @ilcb.bsky.social

6 days ago 15 5 0 2
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Postdoctoral Position in AI, Machine Learning and Auditory Neuroscience - Research Paris, France | Institut de l’Audition (Institut Pasteur)Duration: 24 months (flexible start)Supervisor: Keith Doelling (INSERM) About the position We are recruiting a postdoctoral researcher to focus...

🚨 Post-doc Job ALERT! Interested in using AI to better understand how the brain enjoys music? Or how auditory processing changes in Hearing Loss? Want to eat your weight in 🥖, 🧀, and 🍷? Click on this! #neurojobs, #blackinneuro, #neuroskyence, #psychjobs
research.pasteur.fr/en/job/postd...

3 weeks ago 17 14 0 0

Cortical rhythmic dynamics for feed forward and feedback signaling. Beta was associated with feedback, consistent with it role in top-down control.
Hierarchical Flows of Human Cortical Activity
doi.org/10.64898/202...
#neuroscience

1 month ago 26 2 1 1
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𝗪𝗵𝗮𝘁'𝘀 𝘁𝗵𝗲 𝗿𝗲𝗹𝗮𝘁𝗶𝗼𝗻𝘀𝗵𝗶𝗽 𝗯𝗲𝘁𝘄𝗲𝗲𝗻 𝗺𝗮𝗻𝗶𝗳𝗼𝗹𝗱𝘀 𝗮𝗻𝗱 𝗿𝗲𝗰𝘂𝗿𝗿𝗲𝗻𝘁 𝗻𝗲𝘁𝘄𝗼𝗿𝗸𝘀 𝗶𝗻 𝘁𝗵𝗲 𝗯𝗿𝗮𝗶𝗻?
This looks like a must read (suppl material bursting with goodies).
#neuroskeyence
doi.org/10.1016/j.ne...

1 month ago 74 29 1 0
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BAMB! 2026 | Barcelona Summer School for Advanced Modeling of Behavior Intensive training for experienced researchers in cognitive science, computational neuroscience and neuro-AI. Five interconnected modules, expert faculty, hands-on projects. July 12-23, 2026.

You're still in time to apply to BAMB! and learn the art of modeling behavior with us! 🧠

The deadline is this Friday, March 6th.

Run! 🏃‍♂️💨

Apply here:
🔗 www.bambschool.org

1 month ago 9 10 0 1
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Excited to share our new paper in @pnas.org with @bnmorillon.bsky.social &
@valentinwyart.bsky.social www.pnas.org/doi/10.1073/...
We study three core inference systems, and how their interaction shapes human learning and decision-making.

1 month ago 43 15 1 0

Here is our latest work on newborns and music perception!

2 months ago 22 8 1 0
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Modelling time-resolved electrophysiological data with Bayesian generalised additive multilevel models Providing utility functions for fitting Bayesian generalised additive multilevel models (BGAMMs) to time-resolved data (e.g., M/EEG, pupillometry, mouse-tracking, etc) and identifying clusters.

If you analyse time-resolved data (M/EEG, iEEG, pupillometry, force recordings…) and feel limited by cluster-based permutation tests (CBPTs); especially when trying to determine when an effect starts or ends; you may want to try our new R package: lnalborczyk.github.io/neurogam/
#rstats #brms #EEG

4 months ago 74 32 6 1
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Please repost: another kind of Black-Friday deal!

4 months ago 27 17 0 0
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1/2 Brain and Cognition Master at
@UPFBarcelona

Why to enroll here?
Nuria Sebastian-Galles (language, Premio Nacional)
Gustavo Deco (comp neuro)
Chris Summerfield (cognition & AI)
Salva Soto-Faraco (attention)
Rubén Moreno-Bote (comp neuro & AI)

4 months ago 9 3 1 1
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New preprint!
🔗 www.biorxiv.org/content/10.1...

Are cortical rhythms entrained by speech or simply evoked?
👉 Evoked.

TL;DR:
Speech acoustics already carry the nested theta–gamma structure seen in auditory cortex.
Using advanced signal analyses, stereoEEG data, and speech corpora (17 languages).
🧵👇

5 months ago 14 5 1 1

CCL #1: Neural response to speech primarily reflects the signal’s own temporal architecture.
CCL #2: Cross-frequency coding principles are not confined to brain dynamics but also shape communicative signals.

Feel free to DM me if you’d like to discuss it.
Happy to answer questions!

5 months ago 0 0 0 0
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Using stereo-EEG in 18 epilepsy patients during naturalistic listening, we show that:
• speech → brain Granger causality peaks at theta and gamma bands.
• PAC emerges during speech (not at rest)
• theta and gamma responses come from spatially segregated sources in auditory cortex.

5 months ago 0 0 1 0
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We analysed speech corpora in 17 languages and found that classic theta (~4 Hz) and gamma (~30–50 Hz) spectral signatures — and their phase–amplitude coupling (PAC) — are embedded in the speech signal itself (not just in the brain).

5 months ago 1 0 1 0
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New preprint!
🔗 www.biorxiv.org/content/10.1...

Are cortical rhythms entrained by speech or simply evoked?
👉 Evoked.

TL;DR:
Speech acoustics already carry the nested theta–gamma structure seen in auditory cortex.
Using advanced signal analyses, stereoEEG data, and speech corpora (17 languages).
🧵👇

5 months ago 14 5 1 1
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Hierarchical interactions between sensory cortices defy predictive coding Perceptual experience depends on recurrent interactions between lower and higher cortices. One theory, predictive coding, posits that feedback from higher to lower brain regions decreases neuronal activity predicted by higher-level representations. Despite the widespread adoption of predictive coding in neuroscience, the correspondence to neurophysiological findings in sensory cortices remains elusive. Here, we review how the canonical patterns of intra- and inter-cortical interactions that occur during perception and shifts of attention deviate from those predicted by predictive coding. We argue that these circuit interactions are better captured by alternative theories, which we summarize under the umbrella term BELIEF. We review how BELIEF theories account for the inter-areal interactions during attentive perception.

Online Now: Hierarchical interactions between sensory cortices defy predictive coding

6 months ago 52 26 2 3
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Human auditory cortex integrates information in speech across absolute time (e.g., 200 ms), not phonemes, syllables, words, or any other time-varying speech structure: www.nature.com/articles/s41...

7 months ago 15 4 1 0
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Une nouvelle page s’écrit pour la recherche au CHUM! | CHUM - Centre hospitalier de l'Université de Montréal Une nouvelle page s’écrit pour la recherche au CHUM! Nous avons le grand plaisir d’annoncer la nomination de M. Sylvain Baillet, Ph.D., à titre de directeur de la recherche et de l’innovation du CHU...

Big news, and more to come, from our lab.

www.linkedin.com/posts/centre...

9 months ago 15 1 4 0
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Variance partitioning is used to quantify the overlap of two models. Over the years, I have found that this can be a very confusing and misleading concept. So we finally we decided to write a short blog to explain why.
@martinhebart.bsky.social @gallantlab.org
diedrichsenlab.org/BrainDataSci...

7 months ago 66 22 2 5
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Postdoc in computational cognitive neuroscience - Federation of European Neuroscience Societies

⚠️JOB ANNOUNCEMENT⚠️
Postdoctoral Position in Computational Cognitive Neuroscience (Marseille) in collaboration with @alainbarrat.bsky.social. Join us to study higher-order brain interactions in causal learning using information theory and network science. More info
www.fens.org/careers/job-...

7 months ago 15 11 1 0
Neurosciences de demain à plus de 2 degrés - Sciencesconf.org

15-17 octobre 2025
🧠Neurosciences de demain à + 2°
🌏 Quelles neurosciences à l'ère de l'Anthropocène ?
Lieux : Palais du Pharo et Campus Timone, Marseille

neuro22m1a2deg.sciencesconf.org

1/n

11 months ago 5 5 2 1
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Rapid emergence of a maths gender gap in first grade - Nature Boys and girls exhibit very similar maths scores upon school entry, but a gender gap in favour of boys becomes highly significant after 4 months of schooling, which increases with years of schooling,&...

Do girls and boys really differ in their mathematical skills? A recent @nature.com paper by @standehaene.bsky.social et al shows that French boys and girls enter school with similar abilities, but after just four months, boys pull ahead 🧪 www.nature.com/articles/s41...

10 months ago 23 12 1 3
Language and Computation in Neural Systems We are an international group of scientists consisting of linguists, cognitive scientists, cognitive neuroscientists, computational neuroscientists, computational modellers, computational scientists, ...

my lab (lacns.github.io) at @mpi-nl.bsky.social and @dondersinst.bsky.social is recruiting for two PhD and two postdoctoral positions funded by an @erc.europa.eu Consolidator - come join us!

PhD: www.mpi.nl/career-educa...

Postdoc: www.mpi.nl/career-educa...

(please share widely)

11 months ago 81 53 3 9

Register now for our interdisciplinary summer school on “Language, Communication, and the Brain” — featuring outstanding teachers, a blend of theoretical and methodological courses, and plenty of fun!

11 months ago 7 6 0 1

Permanent link: royalsocietypublishing.org/doi/10.1098/...

1 year ago 0 0 0 0

hmmm, sorry about that (the temporary free link has expired)...
Here's a permanent link: royalsocietypublishing.org/doi/10.1098/...

1 year ago 1 0 0 0
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funded by: @agencerecherche.bsky.social @erc.europa.eu
@insermpacacorse.bsky.social @univ-amu.fr @ilcb.bsky.social

1 year ago 3 0 1 0

Want to dive deeper into how rhythmic movement and speech production can facilitate speech perception in noise?
Check out our full paper in Proc. R. Soc. B!
➡️ royalsocietypublishing.org/eprint/ZWRPM...

1 year ago 1 0 2 0

These findings highlight the functional role of our motor system in processing the temporal dynamics of naturalistic speech in noisy situations. 👂

1 year ago 1 0 1 0