Olivier Collignon
@olicolli.bsky.social
FRS-FNRS Senior Researcher; Prof. UCLouvain.
Study the multisensory nature of brain networks and how sensory deprivation impacts their development.
Does different sensation means different conception?
https://cpplab.be/
Study the multisensory nature of brain networks and how sensory deprivation impacts their development.
Does different sensation means different conception?
https://cpplab.be/
Reposted by Olivier Collignon
Deux cents ans après son invention, le braille devrait être bientôt reconnu par l'Unesco. Son apprentissage et son usage, grâce à la mobilisation en particulier d'un homme. Et alors que ce système est confronté à des technologies vocales boostées par l'IA.
www.radiofrance.fr/francecultur...
www.radiofrance.fr/francecultur...
Deux cents ans après son invention, le braille devrait être bientôt reconnu par l'Unesco
L'apprentissage et l'usage du braille devraient être reconnus fin 2026 par les Nations unies. Alors que cet alphabet universel est confronté à des évolutions comme l'intelligence artificielle, le Fran...
www.radiofrance.fr
November 14, 2025 at 7:21 AM
Deux cents ans après son invention, le braille devrait être bientôt reconnu par l'Unesco. Son apprentissage et son usage, grâce à la mobilisation en particulier d'un homme. Et alors que ce système est confronté à des technologies vocales boostées par l'IA.
www.radiofrance.fr/francecultur...
www.radiofrance.fr/francecultur...
Reposted by Olivier Collignon
Super excited to share a new preprint!
We asked a simple-but-big question:
What changes in the brain when someone becomes an expert?
Using chess ♟️ + fMRI 🧠 + representational geometry & dimensionality 📈, we ask:
1️⃣ WHAT information is encoded?
2️⃣ HOW is it structured?
3️⃣ WHERE is it expressed?
1/n
We asked a simple-but-big question:
What changes in the brain when someone becomes an expert?
Using chess ♟️ + fMRI 🧠 + representational geometry & dimensionality 📈, we ask:
1️⃣ WHAT information is encoded?
2️⃣ HOW is it structured?
3️⃣ WHERE is it expressed?
1/n
November 12, 2025 at 10:56 PM
Super excited to share a new preprint!
We asked a simple-but-big question:
What changes in the brain when someone becomes an expert?
Using chess ♟️ + fMRI 🧠 + representational geometry & dimensionality 📈, we ask:
1️⃣ WHAT information is encoded?
2️⃣ HOW is it structured?
3️⃣ WHERE is it expressed?
1/n
We asked a simple-but-big question:
What changes in the brain when someone becomes an expert?
Using chess ♟️ + fMRI 🧠 + representational geometry & dimensionality 📈, we ask:
1️⃣ WHAT information is encoded?
2️⃣ HOW is it structured?
3️⃣ WHERE is it expressed?
1/n
Reposted by Olivier Collignon
Do a postdoc with us in San Francisco! A fellowship slot in vision science, clinical vision, blindness, or rehabilitation is available via a NEI T32 slot: 👇🏼
🚨Postdoc fellowship alert! Applications due Dec. 10🚨
Interested in vision science, accessibility, eye movements, brain plasticity, mobility or related fields? A 1-year #NIH T32-funded opening, extensible contingent on funding, has become available in SKERI’s #postdoc #fellowship program. #neurojobs
Interested in vision science, accessibility, eye movements, brain plasticity, mobility or related fields? A 1-year #NIH T32-funded opening, extensible contingent on funding, has become available in SKERI’s #postdoc #fellowship program. #neurojobs
November 8, 2025 at 12:14 AM
Do a postdoc with us in San Francisco! A fellowship slot in vision science, clinical vision, blindness, or rehabilitation is available via a NEI T32 slot: 👇🏼
Interested in how the brain encodes numerosity across the senses or presentation formats? Check out our latest paper in @sfnjournals.bsky.social masterfully executed by @yyagpsy.bsky.social
It has been published in the Journal of Neuroscience. Check it out! www.jneurosci.org/content/earl...
November 6, 2025 at 8:51 PM
Interested in how the brain encodes numerosity across the senses or presentation formats? Check out our latest paper in @sfnjournals.bsky.social masterfully executed by @yyagpsy.bsky.social
Reposted by Olivier Collignon
I’ll soon(ish) post an ad for a postdoc position in my lab to study individual differences in brain plasticity following blindness or deafness, with a start date of spring/summer 2026. Feel free to email me if you’re interested.
November 5, 2025 at 6:01 PM
I’ll soon(ish) post an ad for a postdoc position in my lab to study individual differences in brain plasticity following blindness or deafness, with a start date of spring/summer 2026. Feel free to email me if you’re interested.
Reposted by Olivier Collignon
Belgian AI scientists are advocating *against* the use of AI in academia. “If independent thinking is no longer encouraged at university, where would it?” apache.be/2025/10/24/b...
Belgian AI scientists resist the use of AI in academia
Several AI scientists have published an open letter calling for a ban on AI use by students.
apache.be
October 24, 2025 at 9:34 AM
Belgian AI scientists are advocating *against* the use of AI in academia. “If independent thinking is no longer encouraged at university, where would it?” apache.be/2025/10/24/b...
Subretinal Photovoltaic Implant to Restore Vision in Geographic Atrophy Due to AMD
www.nejm.org/doi/full/10....
Results look impressive.
www.nejm.org/doi/full/10....
Results look impressive.
Subretinal Photovoltaic Implant to Restore Vision in Geographic Atrophy Due to AMD | NEJM
Geographic atrophy due to age-related macular degeneration (AMD) is the leading cause
of irreversible blindness and affects more than 5 million persons worldwide. No therapies
to restore vision in ...
www.nejm.org
October 21, 2025 at 4:54 AM
Subretinal Photovoltaic Implant to Restore Vision in Geographic Atrophy Due to AMD
www.nejm.org/doi/full/10....
Results look impressive.
www.nejm.org/doi/full/10....
Results look impressive.
Reposted by Olivier Collignon
(please repost) If you're looking for a #neuroscience PhD program - and interested in human brain plasticity and reorganization (neuroimaging in people born with blindness, deafness or without hands), my lab is accepting students this cycle. Email me!
Home Page - Interdisciplinary Program in Neuroscience
The Georgetown Difference We are invested in providing a transformative experience through holistic training, accessible resources, and personalized career strategies to help you reach your aspiration...
neuroscience.georgetown.edu
October 8, 2025 at 4:38 PM
(please repost) If you're looking for a #neuroscience PhD program - and interested in human brain plasticity and reorganization (neuroimaging in people born with blindness, deafness or without hands), my lab is accepting students this cycle. Email me!
First time I share a time-slot in a conf with a minister (Rachida Dati, Minister for culture in France) 🤔
Celebration day for the 200 years of the Braille system, the universal tactile reading system for blind.
I will speak about how the mind and brain process this crucial cultural invention.
Celebration day for the 200 years of the Braille system, the universal tactile reading system for blind.
I will speak about how the mind and brain process this crucial cultural invention.
October 8, 2025 at 3:35 PM
First time I share a time-slot in a conf with a minister (Rachida Dati, Minister for culture in France) 🤔
Celebration day for the 200 years of the Braille system, the universal tactile reading system for blind.
I will speak about how the mind and brain process this crucial cultural invention.
Celebration day for the 200 years of the Braille system, the universal tactile reading system for blind.
I will speak about how the mind and brain process this crucial cultural invention.
Congratulation Filippo, it was an interesting and fun ride.
Yep, that finally happened.
Thank you @hansopdebeeck.bsky.social and @olicolli.bsky.social for the great supervision over the years and to all the colleagues that accompanied me in this terrific experience
Thank you @hansopdebeeck.bsky.social and @olicolli.bsky.social for the great supervision over the years and to all the colleagues that accompanied me in this terrific experience
‼️New Dr. in town! Huge congrats to @fcerpelloni.bsky.social from @hansopdebeeck.bsky.social lab for successfully defending his PhD! Well done!
October 6, 2025 at 1:08 PM
Congratulation Filippo, it was an interesting and fun ride.
Reposted by Olivier Collignon
I’m super excited to finally put my recent work with @behrenstimb.bsky.social on bioRxiv, where we develop a new mechanistic theory of how PFC structures adaptive behaviour using attractor dynamics in space and time!
www.biorxiv.org/content/10.1...
www.biorxiv.org/content/10.1...
September 24, 2025 at 12:04 PM
I’m super excited to finally put my recent work with @behrenstimb.bsky.social on bioRxiv, where we develop a new mechanistic theory of how PFC structures adaptive behaviour using attractor dynamics in space and time!
www.biorxiv.org/content/10.1...
www.biorxiv.org/content/10.1...
Reposted by Olivier Collignon
PhD position available! Are you fascinated by #sensory #perception and #autism? Then this position might be for you! #cogneurojobs #neurosky #PhDposition #Jobs #career #neuroscience #fMRI
Full description here: tu-dresden.de/vacancy/12400
Full description here: tu-dresden.de/vacancy/12400
September 19, 2025 at 9:47 AM
PhD position available! Are you fascinated by #sensory #perception and #autism? Then this position might be for you! #cogneurojobs #neurosky #PhDposition #Jobs #career #neuroscience #fMRI
Full description here: tu-dresden.de/vacancy/12400
Full description here: tu-dresden.de/vacancy/12400
Reposted by Olivier Collignon
🚨 2 Postdoc openings in Neuroscience – Liège, Belgium 🚨
We are recruiting for a project on brain development & autism that includes:
⚡ Neuropixels recordings
⚡ Opto/chemo
⚡ Behavior
⚡ Neural network modeling
If you know someone, tag them or RT for visibility! 🙏
www.fens.org/careers/job-...
We are recruiting for a project on brain development & autism that includes:
⚡ Neuropixels recordings
⚡ Opto/chemo
⚡ Behavior
⚡ Neural network modeling
If you know someone, tag them or RT for visibility! 🙏
www.fens.org/careers/job-...
2 Postdoc Positions in Systems Neuroscience - Federation of European Neuroscience Societies
www.fens.org
September 17, 2025 at 9:38 AM
🚨 2 Postdoc openings in Neuroscience – Liège, Belgium 🚨
We are recruiting for a project on brain development & autism that includes:
⚡ Neuropixels recordings
⚡ Opto/chemo
⚡ Behavior
⚡ Neural network modeling
If you know someone, tag them or RT for visibility! 🙏
www.fens.org/careers/job-...
We are recruiting for a project on brain development & autism that includes:
⚡ Neuropixels recordings
⚡ Opto/chemo
⚡ Behavior
⚡ Neural network modeling
If you know someone, tag them or RT for visibility! 🙏
www.fens.org/careers/job-...
Where I acquired some of my best fMRI data during my postdoc (a while ago unfortunately). Highly recommended environment and a terrific new director.
Rejoignez ma nouvelle équipe au @crchum.bsky.social.
Merci de partager!
www.chumontreal.qc.ca/emplois/tech...
Merci de partager!
www.chumontreal.qc.ca/emplois/tech...
September 17, 2025 at 4:00 PM
Where I acquired some of my best fMRI data during my postdoc (a while ago unfortunately). Highly recommended environment and a terrific new director.
Reposted by Olivier Collignon
Rejoignez ma nouvelle équipe au @crchum.bsky.social.
Merci de partager!
www.chumontreal.qc.ca/emplois/tech...
Merci de partager!
www.chumontreal.qc.ca/emplois/tech...
September 17, 2025 at 3:36 PM
Rejoignez ma nouvelle équipe au @crchum.bsky.social.
Merci de partager!
www.chumontreal.qc.ca/emplois/tech...
Merci de partager!
www.chumontreal.qc.ca/emplois/tech...
Reposted by Olivier Collignon
Might focused ultrasound one day replace DBS?
UK Scientists built a 256-panel focused ultrasound helmet that can precisely target deep brain regions. Using theta-burst TUS, they stimulated the LGN and found visual cortex activity with effects lasting up to 40 minutes.
#neuroskyence #ultrasound
UK Scientists built a 256-panel focused ultrasound helmet that can precisely target deep brain regions. Using theta-burst TUS, they stimulated the LGN and found visual cortex activity with effects lasting up to 40 minutes.
#neuroskyence #ultrasound
Ultrasound system for precise neuromodulation of human deep brain circuits - Nature Communications
Modulating deep brain structure can lead to therapies for neurological conditions. Here, the authors show a transcranial ultrasound stimulation (TUS) system featuring a 256-element helmet-shaped trans...
www.nature.com
September 14, 2025 at 10:19 AM
Might focused ultrasound one day replace DBS?
UK Scientists built a 256-panel focused ultrasound helmet that can precisely target deep brain regions. Using theta-burst TUS, they stimulated the LGN and found visual cortex activity with effects lasting up to 40 minutes.
#neuroskyence #ultrasound
UK Scientists built a 256-panel focused ultrasound helmet that can precisely target deep brain regions. Using theta-burst TUS, they stimulated the LGN and found visual cortex activity with effects lasting up to 40 minutes.
#neuroskyence #ultrasound
Reposted by Olivier Collignon
#CallforExpressionofInterest
Tenure-Track Assistant Professor in Computational Linguistics at the CLIC Lab, @cimecunitrento.bsky.social
📅Deadline: September 14, 2025
📍 Rovereto, Italy
🔗More info: shorturl.at/EnvLy
@szymanikjakub.bsky.social
Tenure-Track Assistant Professor in Computational Linguistics at the CLIC Lab, @cimecunitrento.bsky.social
📅Deadline: September 14, 2025
📍 Rovereto, Italy
🔗More info: shorturl.at/EnvLy
@szymanikjakub.bsky.social
September 4, 2025 at 12:11 PM
#CallforExpressionofInterest
Tenure-Track Assistant Professor in Computational Linguistics at the CLIC Lab, @cimecunitrento.bsky.social
📅Deadline: September 14, 2025
📍 Rovereto, Italy
🔗More info: shorturl.at/EnvLy
@szymanikjakub.bsky.social
Tenure-Track Assistant Professor in Computational Linguistics at the CLIC Lab, @cimecunitrento.bsky.social
📅Deadline: September 14, 2025
📍 Rovereto, Italy
🔗More info: shorturl.at/EnvLy
@szymanikjakub.bsky.social
Reposted by Olivier Collignon
Excited to share our (Flo Martinez Addiego @yuqiliu1179.bsky.social @culhamari-lab.bsky.social) paper, now published in PNAS!
www.pnas.org/doi/10.1073/...
(or an easier read on medicine.georgetown.edu/news-release... )
www.pnas.org/doi/10.1073/...
(or an easier read on medicine.georgetown.edu/news-release... )
Action-type mapping principles extend beyond evolutionarily conserved actions, even in people born without hands | PNAS
How are actions represented in the motor system? Although the sensorimotor system
is broadly organized somatotopically, higher-level sensorimotor a...
www.pnas.org
August 20, 2025 at 10:21 PM
Excited to share our (Flo Martinez Addiego @yuqiliu1179.bsky.social @culhamari-lab.bsky.social) paper, now published in PNAS!
www.pnas.org/doi/10.1073/...
(or an easier read on medicine.georgetown.edu/news-release... )
www.pnas.org/doi/10.1073/...
(or an easier read on medicine.georgetown.edu/news-release... )
The manifold costs of being a non-native English speaker in science
journals.plos.org/plosbiology/...
journals.plos.org/plosbiology/...
The manifold costs of being a non-native English speaker in science
This study reveals that non-native English speakers, especially early in their careers, spend more effort than native English speakers in conducting scientific activities, from reading and writing pap...
journals.plos.org
August 14, 2025 at 4:37 PM
The manifold costs of being a non-native English speaker in science
journals.plos.org/plosbiology/...
journals.plos.org/plosbiology/...
Reposted by Olivier Collignon
🧠 The program for the 16th BSN Meeting is here!
📅 Oct 20, 2025 | KU Leuven
💬 Talks • Posters • Data Blitz • Reception
👉 Register now : belgianneuroscience.be/product/tick...
🔗 Submit your abstract now: docs.google.com/forms/d/e/1F...
📍 Deadline: August 20th, 2025
#BSN2025 #Neuroscience #Belgium
📅 Oct 20, 2025 | KU Leuven
💬 Talks • Posters • Data Blitz • Reception
👉 Register now : belgianneuroscience.be/product/tick...
🔗 Submit your abstract now: docs.google.com/forms/d/e/1F...
📍 Deadline: August 20th, 2025
#BSN2025 #Neuroscience #Belgium
August 12, 2025 at 6:40 AM
🧠 The program for the 16th BSN Meeting is here!
📅 Oct 20, 2025 | KU Leuven
💬 Talks • Posters • Data Blitz • Reception
👉 Register now : belgianneuroscience.be/product/tick...
🔗 Submit your abstract now: docs.google.com/forms/d/e/1F...
📍 Deadline: August 20th, 2025
#BSN2025 #Neuroscience #Belgium
📅 Oct 20, 2025 | KU Leuven
💬 Talks • Posters • Data Blitz • Reception
👉 Register now : belgianneuroscience.be/product/tick...
🔗 Submit your abstract now: docs.google.com/forms/d/e/1F...
📍 Deadline: August 20th, 2025
#BSN2025 #Neuroscience #Belgium
Happy our commentary of the paper of @gvallortigara.bsky.social et al. as Editor's Choice in CerCo. We agree that the number sense (NS) is indeed likely innate but not grounded in vision because the NS is supramodal and develops in congenitally blind people.
academic.oup.com/cercor/artic...
academic.oup.com/cercor/artic...
The number sense: likely innate, surely not visual. A commentary on “Is there an innate sense of number in the brain?”
Abstract. Lorenzi et al. (2025) convincingly support the idea of an innate number sense. However, in their paper, and in most of the commentaries it trigge
academic.oup.com
August 5, 2025 at 4:58 PM
Happy our commentary of the paper of @gvallortigara.bsky.social et al. as Editor's Choice in CerCo. We agree that the number sense (NS) is indeed likely innate but not grounded in vision because the NS is supramodal and develops in congenitally blind people.
academic.oup.com/cercor/artic...
academic.oup.com/cercor/artic...
What a line-up !
If you are in Paris on October 1-3 : we are organizing a fantastic cognitive neuroscience conference at Collège de France, on topics ranging from language to math, education and consciousness, with many of my favorite scientists !
Full program here:
www.unicog.org/seeing-the-m...
Full program here:
www.unicog.org/seeing-the-m...
Seeing the Mind, Educating the Brain
www.unicog.org
July 23, 2025 at 5:40 PM
What a line-up !
Reposted by Olivier Collignon
If you are in Paris on October 1-3 : we are organizing a fantastic cognitive neuroscience conference at Collège de France, on topics ranging from language to math, education and consciousness, with many of my favorite scientists !
Full program here:
www.unicog.org/seeing-the-m...
Full program here:
www.unicog.org/seeing-the-m...
Seeing the Mind, Educating the Brain
www.unicog.org
July 23, 2025 at 2:46 PM
If you are in Paris on October 1-3 : we are organizing a fantastic cognitive neuroscience conference at Collège de France, on topics ranging from language to math, education and consciousness, with many of my favorite scientists !
Full program here:
www.unicog.org/seeing-the-m...
Full program here:
www.unicog.org/seeing-the-m...
Reposted by Olivier Collignon
NEUROCOG 2025 is taking place in Brussels Nov 17–18!
The theme: AI and the Human Brain 🤖 🧠
We’re thrilled to welcome 6 amazing invited speakers:
@evfedorenko.bsky.social, @nicoschuck.bsky.social, @summerfieldlab.bsky.social, @jeffreybowers.bsky.social, @irisgroen.bsky.social & @mtoneva.bsky.social
The theme: AI and the Human Brain 🤖 🧠
We’re thrilled to welcome 6 amazing invited speakers:
@evfedorenko.bsky.social, @nicoschuck.bsky.social, @summerfieldlab.bsky.social, @jeffreybowers.bsky.social, @irisgroen.bsky.social & @mtoneva.bsky.social
NeuroCog » November 17-18, 2025
neurocog.be
June 4, 2025 at 1:44 PM
NEUROCOG 2025 is taking place in Brussels Nov 17–18!
The theme: AI and the Human Brain 🤖 🧠
We’re thrilled to welcome 6 amazing invited speakers:
@evfedorenko.bsky.social, @nicoschuck.bsky.social, @summerfieldlab.bsky.social, @jeffreybowers.bsky.social, @irisgroen.bsky.social & @mtoneva.bsky.social
The theme: AI and the Human Brain 🤖 🧠
We’re thrilled to welcome 6 amazing invited speakers:
@evfedorenko.bsky.social, @nicoschuck.bsky.social, @summerfieldlab.bsky.social, @jeffreybowers.bsky.social, @irisgroen.bsky.social & @mtoneva.bsky.social
Reposted by Olivier Collignon
🎉🎉Happy to share the first preprint of my PhD project with @olicolli.bsky.social !
We explored how numerosities across senses (👁️ and 👂) and presentation formats (spatial or temporal) are organized in the brain.
www.biorxiv.org/content/10.1...
1/7🧵
We explored how numerosities across senses (👁️ and 👂) and presentation formats (spatial or temporal) are organized in the brain.
www.biorxiv.org/content/10.1...
1/7🧵
Multifaceted brain representation of numerosity across the senses and presentation formats
Humans can extract numerosity from different senses and a variety of context. How and where the brain abstract numerical information from low-level sensory inputs remains debated. Using multivariate p...
www.biorxiv.org
June 1, 2025 at 3:34 PM
🎉🎉Happy to share the first preprint of my PhD project with @olicolli.bsky.social !
We explored how numerosities across senses (👁️ and 👂) and presentation formats (spatial or temporal) are organized in the brain.
www.biorxiv.org/content/10.1...
1/7🧵
We explored how numerosities across senses (👁️ and 👂) and presentation formats (spatial or temporal) are organized in the brain.
www.biorxiv.org/content/10.1...
1/7🧵