Ladislas Nalborczyk
@lnalborczyk.bsky.social
Computational cognitive neuroscientist @cnrs.fr 🧠💻
Inner speech, mental/motor imagery, cognitive/statistical modelling, EMG, M/EEG, open and slow science. https://lnalborczyk.github.io
Inner speech, mental/motor imagery, cognitive/statistical modelling, EMG, M/EEG, open and slow science. https://lnalborczyk.github.io
Pinned
Precise temporal localisation of M/EEG effects with Bayesian generalised additive multilevel models
Time-resolved electrophysiological measurements such as those obtained through magneto- and electroencephalography (M/EEG) offer a unique window onto the neural activity underlying cognitive processes...
www.biorxiv.org
Happy to share a new preprint in which @paulbuerkner.com and I introduce a novel model-based approach for precisely estimating the onset and offset of M/EEG effects!
www.biorxiv.org/content/10.1...
www.biorxiv.org/content/10.1...
Reposted by Ladislas Nalborczyk
1/n We have discovered that bees can keep track of time duration!
Bees can discriminate long 🟡🟡 vs short🟡 flashes, a bit like the "dash" and "dot" of the Morse code.
Check our new paper royalsocietypublishing.org/doi/10.1098/... and videoclip youtu.be/hsGxU65OMQk?... @preparedmindslab.bsky.social
Bees can discriminate long 🟡🟡 vs short🟡 flashes, a bit like the "dash" and "dot" of the Morse code.
Check our new paper royalsocietypublishing.org/doi/10.1098/... and videoclip youtu.be/hsGxU65OMQk?... @preparedmindslab.bsky.social
November 12, 2025 at 8:58 AM
1/n We have discovered that bees can keep track of time duration!
Bees can discriminate long 🟡🟡 vs short🟡 flashes, a bit like the "dash" and "dot" of the Morse code.
Check our new paper royalsocietypublishing.org/doi/10.1098/... and videoclip youtu.be/hsGxU65OMQk?... @preparedmindslab.bsky.social
Bees can discriminate long 🟡🟡 vs short🟡 flashes, a bit like the "dash" and "dot" of the Morse code.
Check our new paper royalsocietypublishing.org/doi/10.1098/... and videoclip youtu.be/hsGxU65OMQk?... @preparedmindslab.bsky.social
Reposted by Ladislas Nalborczyk
New work from the lab published in @cp-neuron.bsky.social by @jonasterlau.bsky.social and Jan Martini. We describe that trial-by-trial variability indexes recurrent connectivity across the cortical hierarchy, which supports reliable and flexible coding www.cell.com/neuron/abstr... (1/4)
Structure in noise: Recurrent connectivity shapes neural variability to balance perceptual and cognitive demands in the human brain
Does neural variability reflect random noise or a feature that benefits adaptive behavior?
Using intracranial recordings in humans, Terlau et al. demonstrate that neural variability
results from the r...
www.cell.com
November 10, 2025 at 5:06 PM
New work from the lab published in @cp-neuron.bsky.social by @jonasterlau.bsky.social and Jan Martini. We describe that trial-by-trial variability indexes recurrent connectivity across the cortical hierarchy, which supports reliable and flexible coding www.cell.com/neuron/abstr... (1/4)
Reposted by Ladislas Nalborczyk
Do you like RSA analysis, M/EEG and Bayes? Then you'll love Variational RSA for M/EEG, by recently completed PhD student @alexlepauvre.bsky.social from Lucia Melloni's group. It's a method and SPM toolbox for multivariate analysis of M/EEG data. arxiv.org/pdf/2511.01784 . 🧵 [1/4]
November 6, 2025 at 2:03 PM
Do you like RSA analysis, M/EEG and Bayes? Then you'll love Variational RSA for M/EEG, by recently completed PhD student @alexlepauvre.bsky.social from Lucia Melloni's group. It's a method and SPM toolbox for multivariate analysis of M/EEG data. arxiv.org/pdf/2511.01784 . 🧵 [1/4]
Reposted by Ladislas Nalborczyk
This is 🤯
All publicly available. Looks like an amazing new histology-based human probabilistic atlas and parcellation tool.
#neuroskyence #mri #brainmapping
A probabilistic histological atlas of the human brain for MRI segmentation | Nature share.google/5AD0iW7pxgb4...
All publicly available. Looks like an amazing new histology-based human probabilistic atlas and parcellation tool.
#neuroskyence #mri #brainmapping
A probabilistic histological atlas of the human brain for MRI segmentation | Nature share.google/5AD0iW7pxgb4...
A probabilistic histological atlas of the human brain for MRI segmentation - Nature
NextBrain is an open source, probabilistic atlas of the entire human brain, assembled using artificial-intelligence-enabled registration and segmentation methods to reconstruct the multimodal serial h...
share.google
November 6, 2025 at 5:35 AM
This is 🤯
All publicly available. Looks like an amazing new histology-based human probabilistic atlas and parcellation tool.
#neuroskyence #mri #brainmapping
A probabilistic histological atlas of the human brain for MRI segmentation | Nature share.google/5AD0iW7pxgb4...
All publicly available. Looks like an amazing new histology-based human probabilistic atlas and parcellation tool.
#neuroskyence #mri #brainmapping
A probabilistic histological atlas of the human brain for MRI segmentation | Nature share.google/5AD0iW7pxgb4...
Reposted by Ladislas Nalborczyk
Please repost! I am looking for a PhD candidate in the area of Computational Cognitive Neuroscience to start in early 2026.
The position is funded as part of the Excellence Cluster "The Adaptive Mind" at @jlugiessen.bsky.social.
Please apply here until Nov 25:
www.uni-giessen.de/de/ueber-uns...
The position is funded as part of the Excellence Cluster "The Adaptive Mind" at @jlugiessen.bsky.social.
Please apply here until Nov 25:
www.uni-giessen.de/de/ueber-uns...
November 4, 2025 at 1:57 PM
Please repost! I am looking for a PhD candidate in the area of Computational Cognitive Neuroscience to start in early 2026.
The position is funded as part of the Excellence Cluster "The Adaptive Mind" at @jlugiessen.bsky.social.
Please apply here until Nov 25:
www.uni-giessen.de/de/ueber-uns...
The position is funded as part of the Excellence Cluster "The Adaptive Mind" at @jlugiessen.bsky.social.
Please apply here until Nov 25:
www.uni-giessen.de/de/ueber-uns...
Reposted by Ladislas Nalborczyk
New paper together with Elin Runnqvist and Friedemann Pulvermüller (accepted right before his passing 😔).
Must be the first time I am sad to announce a publication, though I am glad Friedemann still got to see this cool collaborative work published.
A short 🧵 /1
academic.oup.com/cercor/artic...
Must be the first time I am sad to announce a publication, though I am glad Friedemann still got to see this cool collaborative work published.
A short 🧵 /1
academic.oup.com/cercor/artic...
Shared phonological networks in frontal and temporal cortex for language production and comprehension
Abstract. In this functional magnetic resonance imaging study, we investigated whether language production and understanding recruit similar phoneme-specif
academic.oup.com
November 4, 2025 at 5:32 PM
New paper together with Elin Runnqvist and Friedemann Pulvermüller (accepted right before his passing 😔).
Must be the first time I am sad to announce a publication, though I am glad Friedemann still got to see this cool collaborative work published.
A short 🧵 /1
academic.oup.com/cercor/artic...
Must be the first time I am sad to announce a publication, though I am glad Friedemann still got to see this cool collaborative work published.
A short 🧵 /1
academic.oup.com/cercor/artic...
Reposted by Ladislas Nalborczyk
I'm now also looking for a postdoc with strong Bayesian background and interest in developing Bayesian cross-validation theory, methods and software. Apply by email with no specific deadline (see contact information at users.aalto.fi/~ave/).
Others, please share
Others, please share
I'm looking for a doctoral student with Bayesian background to work on Bayesian workflow and cross-validation (see my publication list users.aalto.fi/~ave/publica... for my recent work) at Aalto University.
Apply through the ELLIS PhD program (dl October 31) ellis.eu/news/ellis-p...
Apply through the ELLIS PhD program (dl October 31) ellis.eu/news/ellis-p...
ELLIS PhD Program: Call for Applications 2025
The ELLIS mission is to create a diverse European network that promotes research excellence and advances breakthroughs in AI, as well as a pan-European PhD program to educate the next generation of AI...
ellis.eu
October 29, 2025 at 2:37 PM
I'm now also looking for a postdoc with strong Bayesian background and interest in developing Bayesian cross-validation theory, methods and software. Apply by email with no specific deadline (see contact information at users.aalto.fi/~ave/).
Others, please share
Others, please share
Working Memory and Self-Directed Inner Speech Enhance Multitask Generalization in Active Inference
direct.mit.edu/neco/article...
direct.mit.edu/neco/article...
Working Memory and Self-Directed Inner Speech Enhance Multitask Generalization in Active Inference
Abstract. This simulation study shows how a set of working memory tasks can be acquired simultaneously through interaction between a stacked recurrent neural network (RNN) and multiple working memorie...
direct.mit.edu
November 1, 2025 at 6:07 AM
Working Memory and Self-Directed Inner Speech Enhance Multitask Generalization in Active Inference
direct.mit.edu/neco/article...
direct.mit.edu/neco/article...
Reposted by Ladislas Nalborczyk
More than two decades have passed since we discovered that rare disruptions of the FOXP2 gene disturb development of proficient speech/language skills. Today we know of multiple FOXP genes that are directly implicated in distinct brain-related conditions with differences in symptoms & severity.🧪 1/n
October 29, 2025 at 5:09 PM
More than two decades have passed since we discovered that rare disruptions of the FOXP2 gene disturb development of proficient speech/language skills. Today we know of multiple FOXP genes that are directly implicated in distinct brain-related conditions with differences in symptoms & severity.🧪 1/n
Reposted by Ladislas Nalborczyk
Our experience of time is powerfully shaped by boundaries between events (i.e., going from one meeting to the next). But what about time *within an event*? In new work, we find reliable distortions of time based on internal event structure (e.g., beginnings, middles, and ends)! tinyurl.com/n8mn2sn7
Unfolding event structure distorts subjective time
Our experience of time is often distorted in striking ways. Although prior work has shown that boundaries between events can shape temporal perception…
www.sciencedirect.com
October 29, 2025 at 2:40 PM
Our experience of time is powerfully shaped by boundaries between events (i.e., going from one meeting to the next). But what about time *within an event*? In new work, we find reliable distortions of time based on internal event structure (e.g., beginnings, middles, and ends)! tinyurl.com/n8mn2sn7
Reposted by Ladislas Nalborczyk
Thrilled that our paper is out today in Nature!
www.nature.com/articles/s4...
www.nature.com/articles/s4...
Sensory expectations shape neural population dynamics in motor circuits
Nature - Experiments with human volunteers and macaques show that expectations produced by probabilistic cueing of future sensory inputs shape motor circuit dynamics in order to increase the...
www.nature.com
October 29, 2025 at 4:11 PM
Thrilled that our paper is out today in Nature!
www.nature.com/articles/s4...
www.nature.com/articles/s4...
Reposted by Ladislas Nalborczyk
New release of PowerLMM.js! Browser-based power analysis for longitudinal models with dropout.
Now includes:
- Power analysis summary report
- Reproducible & shareable configs (URL/JSON)
- Calculations validated against R
- Hypothesis region visualization
powerlmmjs.rpsychologist.com
Now includes:
- Power analysis summary report
- Reproducible & shareable configs (URL/JSON)
- Calculations validated against R
- Hypothesis region visualization
powerlmmjs.rpsychologist.com
October 28, 2025 at 2:02 PM
New release of PowerLMM.js! Browser-based power analysis for longitudinal models with dropout.
Now includes:
- Power analysis summary report
- Reproducible & shareable configs (URL/JSON)
- Calculations validated against R
- Hypothesis region visualization
powerlmmjs.rpsychologist.com
Now includes:
- Power analysis summary report
- Reproducible & shareable configs (URL/JSON)
- Calculations validated against R
- Hypothesis region visualization
powerlmmjs.rpsychologist.com
Reposted by Ladislas Nalborczyk
🚨Preprint: Semantic Tuning of Single Neurons in the Human Medial Temporal Lobe
1/8: How do human neurons encode meaning?
In this work, led by Katharina Karkowski, we recorded hundreds of human MTL neurons to study semantic coding in the human brain:
doi.org/10.1101/2025...
1/8: How do human neurons encode meaning?
In this work, led by Katharina Karkowski, we recorded hundreds of human MTL neurons to study semantic coding in the human brain:
doi.org/10.1101/2025...
Semantic Tuning of Single Neurons in the Human Medial Temporal Lobe
The Medial Temporal Lobe (MTL) is key to human cognition, supporting memory, emotional processing, navigation, and semantic coding. Rare direct human MTL recordings revealed concept cells, which were ...
doi.org
October 27, 2025 at 3:32 PM
🚨Preprint: Semantic Tuning of Single Neurons in the Human Medial Temporal Lobe
1/8: How do human neurons encode meaning?
In this work, led by Katharina Karkowski, we recorded hundreds of human MTL neurons to study semantic coding in the human brain:
doi.org/10.1101/2025...
1/8: How do human neurons encode meaning?
In this work, led by Katharina Karkowski, we recorded hundreds of human MTL neurons to study semantic coding in the human brain:
doi.org/10.1101/2025...
Reposted by Ladislas Nalborczyk
How well do classifiers trained on visual activity actually transfer to non-visual reactivation?
#Decoding studies often rely on training in one (visual) condition and applying it to another (e.g. rest-reactivation). However: How well does this work? Show us what makes it work and win up to 1000$!
#Decoding studies often rely on training in one (visual) condition and applying it to another (e.g. rest-reactivation). However: How well does this work? Show us what makes it work and win up to 1000$!
IMAGINE-decoding-challenge
Predict which words participants were hearing, based upon brain activity recordings of visually seeing these items?
www.kaggle.com
October 24, 2025 at 6:55 AM
How well do classifiers trained on visual activity actually transfer to non-visual reactivation?
#Decoding studies often rely on training in one (visual) condition and applying it to another (e.g. rest-reactivation). However: How well does this work? Show us what makes it work and win up to 1000$!
#Decoding studies often rely on training in one (visual) condition and applying it to another (e.g. rest-reactivation). However: How well does this work? Show us what makes it work and win up to 1000$!
Reposted by Ladislas Nalborczyk
Next week on Thursday at 2pm CET I will present a workshop at #practicalMEEG2025 @cuttingeeg.bsky.social on our Hidden multivariate pattern method (hmp.readthedocs.io/en/latest/we...).
In this online workshop I'll show participants how they can estimate single-trial timing of cognitive events.
In this online workshop I'll show participants how they can estimate single-trial timing of cognitive events.
October 24, 2025 at 6:17 AM
Next week on Thursday at 2pm CET I will present a workshop at #practicalMEEG2025 @cuttingeeg.bsky.social on our Hidden multivariate pattern method (hmp.readthedocs.io/en/latest/we...).
In this online workshop I'll show participants how they can estimate single-trial timing of cognitive events.
In this online workshop I'll show participants how they can estimate single-trial timing of cognitive events.
Reposted by Ladislas Nalborczyk
A new paper from the lab, using 7T fMRI and MEG to shed light on how we read, specifically how the visual system encodes strings of letters and moves from retinotopic to ordinal neural codes.
www.pnas.org/doi/10.1073/...
www.pnas.org/doi/10.1073/...
PNAS
Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...
www.pnas.org
October 22, 2025 at 2:40 PM
A new paper from the lab, using 7T fMRI and MEG to shed light on how we read, specifically how the visual system encodes strings of letters and moves from retinotopic to ordinal neural codes.
www.pnas.org/doi/10.1073/...
www.pnas.org/doi/10.1073/...
Reposted by Ladislas Nalborczyk
Are working memory and timing two sides of the same coin? Does the duration of WM adapt to the temporal structure of the task? This collaborative project led by Conor Dorian shows that mice learn the WM delay, which in turn shapes the neural signatures of WM.
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
Hippocampal sequences represent working memory and implicit timing
Working memory (WM) and timing are considered distinct cognitive functions, yet the neural signatures underlying both can be similar. To address the h…
www.sciencedirect.com
October 22, 2025 at 5:32 PM
Are working memory and timing two sides of the same coin? Does the duration of WM adapt to the temporal structure of the task? This collaborative project led by Conor Dorian shows that mice learn the WM delay, which in turn shapes the neural signatures of WM.
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
Reposted by Ladislas Nalborczyk
Which do you think lasts longer, a spade or an hourglass symbol?
Excited to share a new preprint from my lab, with some interesting and surprising results. 🧵 follows
doi.org/10.31234/osf...
Excited to share a new preprint from my lab, with some interesting and surprising results. 🧵 follows
doi.org/10.31234/osf...
October 6, 2025 at 3:42 PM
Which do you think lasts longer, a spade or an hourglass symbol?
Excited to share a new preprint from my lab, with some interesting and surprising results. 🧵 follows
doi.org/10.31234/osf...
Excited to share a new preprint from my lab, with some interesting and surprising results. 🧵 follows
doi.org/10.31234/osf...
Reposted by Ladislas Nalborczyk
Nature research paper: From genotype to phenotype with 1,086 near telomere-to-telomere yeast genomes
go.nature.com/4nVsl9z
go.nature.com/4nVsl9z
From genotype to phenotype with 1,086 near telomere-to-telomere yeast genomes - Nature
A newly compiled atlas of species-wide structural variants and gene-based and graph pangenomes derived from highly complete assemblies of genomes from 1,086 natural isolates enable integrative genome-scale studies of Saccharomyces cerevisiae.
go.nature.com
October 20, 2025 at 6:19 PM
Nature research paper: From genotype to phenotype with 1,086 near telomere-to-telomere yeast genomes
go.nature.com/4nVsl9z
go.nature.com/4nVsl9z
Reposted by Ladislas Nalborczyk
CogNeuroLanguage: new by @lauragwilliams.bsky.social & @jeanremiking.bsky.social (w Alec Marantz & me) shows how the brain maintains-updates continuously unfolding lang hierarchy during comprehension, anchoring ling theories to biological implementation
www.pnas.org/doi/10.1073/... #neuroskyence
www.pnas.org/doi/10.1073/... #neuroskyence
Hierarchical dynamic coding coordinates speech comprehension in the human brain | PNAS
Speech comprehension involves transforming an acoustic waveform into meaning. To do
so, the human brain generates a hierarchy of features that conv...
www.pnas.org
October 18, 2025 at 1:36 PM
CogNeuroLanguage: new by @lauragwilliams.bsky.social & @jeanremiking.bsky.social (w Alec Marantz & me) shows how the brain maintains-updates continuously unfolding lang hierarchy during comprehension, anchoring ling theories to biological implementation
www.pnas.org/doi/10.1073/... #neuroskyence
www.pnas.org/doi/10.1073/... #neuroskyence
Reposted by Ladislas Nalborczyk
It’s not the thought that counts: Allostasis at the core of brain function
www.cell.com/neuron/fullt...
#neuroscience
www.cell.com/neuron/fullt...
#neuroscience
It’s not the thought that counts: Allostasis at the core of brain function
The authors review evidence that the primary function of the brain, supported by distributed
neural systems, is the predictive regulation of physiology (i.e., allostasis). An
example from Alzheimer’s ...
www.cell.com
October 18, 2025 at 1:54 PM
It’s not the thought that counts: Allostasis at the core of brain function
www.cell.com/neuron/fullt...
#neuroscience
www.cell.com/neuron/fullt...
#neuroscience
If you attend #TRF4 in Tokyo and always wondered how humans represent durations, make sure to check out @grassocamille.bsky.social’s talk on Sunday morning!
Spoiler: Durations are mentally organised along (at least) three interpretable dimensions! More complex structure than we previously assumed.
Spoiler: Durations are mentally organised along (at least) three interpretable dimensions! More complex structure than we previously assumed.
October 17, 2025 at 12:41 AM
If you attend #TRF4 in Tokyo and always wondered how humans represent durations, make sure to check out @grassocamille.bsky.social’s talk on Sunday morning!
Spoiler: Durations are mentally organised along (at least) three interpretable dimensions! More complex structure than we previously assumed.
Spoiler: Durations are mentally organised along (at least) three interpretable dimensions! More complex structure than we previously assumed.
Reposted by Ladislas Nalborczyk
Open immediately -- postdoc, speech motor control and speech motor neuroscience w/ C. Niziolek + B. Parrell, U. Wisconsin Madison blab.wisc.edu/join-the-lab/ [see Postdoctoral researchers tab]
October 14, 2025 at 9:20 PM
Open immediately -- postdoc, speech motor control and speech motor neuroscience w/ C. Niziolek + B. Parrell, U. Wisconsin Madison blab.wisc.edu/join-the-lab/ [see Postdoctoral researchers tab]
Reposted by Ladislas Nalborczyk
Foraging in conceptual spaces: hippocampal oscillatory dynamics underlying searching for concepts in memory
www.biorxiv.org/content/10.1...
www.biorxiv.org/content/10.1...
Foraging in conceptual spaces: hippocampal oscillatory dynamics underlying searching for concepts in memory
How does the brain access stored knowledge? It has been proposed that conceptual search engages neurocognitive processes similar to foraging in physical space. We tested this idea using intracranial E...
www.biorxiv.org
October 13, 2025 at 7:57 PM
Foraging in conceptual spaces: hippocampal oscillatory dynamics underlying searching for concepts in memory
www.biorxiv.org/content/10.1...
www.biorxiv.org/content/10.1...
Reposted by Ladislas Nalborczyk
📜🎉 I'm happy to share that my review of clinical research investigating aperiodic neural activity is now published!
It examines 177 reports of aperiodic activity in clinical disorders summarizing findings, discussion topics, & making some recommendations!
onlinelibrary.wiley.com/doi/10.1111/...
It examines 177 reports of aperiodic activity in clinical disorders summarizing findings, discussion topics, & making some recommendations!
onlinelibrary.wiley.com/doi/10.1111/...
A Systematic Review of Aperiodic Neural Activity in Clinical Investigations
This systematic literature review examines aperiodic neural activity in clinical disorders, summarizing current findings and discussion topics. One-hundred seventy-seven reports from across 38 distin...
onlinelibrary.wiley.com
October 13, 2025 at 3:12 PM
📜🎉 I'm happy to share that my review of clinical research investigating aperiodic neural activity is now published!
It examines 177 reports of aperiodic activity in clinical disorders summarizing findings, discussion topics, & making some recommendations!
onlinelibrary.wiley.com/doi/10.1111/...
It examines 177 reports of aperiodic activity in clinical disorders summarizing findings, discussion topics, & making some recommendations!
onlinelibrary.wiley.com/doi/10.1111/...