Reposted by Seán Froudist-WalshJoe Noonan @joenoonan.bsky.social · 26/09/2026Gavin Bazunu statement on withdrawing from Ireland squad 9312121
Reposted by Seán Froudist-WalshClaire Gillan @clairegillan.bsky.social · 14/09/2026Hey our psychology department is recruiting an assistant professor in developmental psychology - please check it out universityvacancies.com/trinity-coll...universityvacancies.comUniversity & College VacanciesConnecting talent with opportunity in higher education 01016
Reposted by Seán Froudist-WalshRhodri Cusack @rhodricusack.bsky.social · 10/09/2026We're hiring! 2 postdocs + 3 PhD students to join InfantNeuroAI at Trinity College Dublin: awake infant fMRI & OPM-MEG, plus computational models of how infants learn. Aims: understand infant visual cognition, infant neuroimaging methods, more energy-efficient learning 🧵 www.cusacklab.org/vacancies 16651
Reposted by Seán Froudist-WalshKonstantinos Tsetsos @ktsetsos.bsky.social · 14/09/2026The Cunningham & O’Connell Laboratories at Trinity College Institute of Neuroscience are recruiting a 3-year postdoc for the MAP-IT project! 🧠 Using OPM-MEG to improve localisation of epileptogenic tissue in glioma-associated epilepsy. Ideal start: Q1 2027. 157
Reposted by Seán Froudist-Walsh Mediterranean Society for Consciousness Science @mesec-community.bsky.social · 03/09/2026What a week! We had inspiring talks and discussions with our fantastic speakers @jolienfrancken.bsky.social, @neurograce.bsky.social, @seanfw.bsky.social, @naotsuchiya.bsky.social 🧠🧠🧠 #consciousness #consci #academicsky 1236
Reposted by Seán Froudist-WalshRui Ponte Costa @somnirons.bsky.social · 27/08/2026These results provides direct support for our theoretical ideas in Pemberton et al. 2024! www.nature.com/articles/s41...nature.comCerebellar-driven cortical dynamics can enable task acquisition, switching and consolidation - Nature CommunicationsHow the brain maintains a stable world model while swiftly adapting to environmental changes remains unclear. Here, the authors propose that the cerebellum drives cortical dynamics, enabling rapid tas... 1242
Reposted by Seán Froudist-WalshRui Ponte Costa @somnirons.bsky.social · 27/08/2026How does the brain continually adapt? Fresh in @natureportfolio.nature.com our super exciting collaboration with @mark-j-wagner.bsky.social showing that the cerebellum contextualises cortical dynamics enable multi-task learning: www.nature.com/articles/s41...nature.comGranule cells reorient cortical trajectories to separate contexts - NatureSimultaneous imaging of premotor cortex and cerebellar granule cells in mice learning two skills in parallel shows that trajectories generalize in cortex but coherently reorient apart in granule cells... 19628
Reposted by Seán Froudist-WalshMelanie Tschiersch @mtschiersch.bsky.social · 24/08/2026Our paper "Redundant prefrontal hemispheres adapt storage strategy to working memory demands" is finally out in Nature Communications! We combined bilateral PFC recordings, modeling and human data to ask: How do the hemispheres work together to store information?1/n www.nature.com/articles/s41...nature.comRedundant prefrontal hemispheres adapt storage strategy to working memory demands - Nature CommunicationsNeural mechanisms underlying spatial working memory are not fully understood. In this manuscript, simultaneous bilateral monkey recordings and attractor networks show how weakly coupled, redundant pre... 24713
Reposted by Seán Froudist-WalshKarim Habashy @krhab.bsky.social · 13/08/2026New (and updated) preprint is now out!🔬🧠 We propose a hypothesis regarding how the genome, despite its limited information-carrying capacity, can initialize a brain with billions of neurons that comprise a diverse set of functions. Relevant to: #neuroscience #devleopmental-biology Details 👇biorxiv.orgFactorization and spatial encodings: a hypothesis about the foundations of the genomic codeThe genomic mechanisms that efficiently encode the initial architecture and synaptic connectivity of neural circuits remain poorly understood. We hypothesise that two primary mechanisms — spatial enco... 1124
Reposted by Seán Froudist-WalshMarcus Ghosh @marcusghosh.bsky.social · 14/08/2026Now published @commsaicomp.nature.com with @neural-reckoning.org We: 🤖 Define a taxonomy of neural network architectures (here 128 unique structures) 🦾 Train > 25,000 models on different navigation tasks #RL 🧠 Link each architecture's behaviour to its memory dynamics doi.org/10.1038/s444... 13411
Seán Froudist-Walsh @seanfw.bsky.social · 13/08/2026Research deserves to be paid. PIs, consider the effects of taking on unpaid researchers on socioeconomic inequality in academia, and consider whether you can write a paid pre-PhD RA position into your next grant. 041
Reposted by Seán Froudist-WalshEliza Bliss-Moreau @eblissmoreau.bsky.social · 06/08/20267/ ... whether we need animals to answer our questions and if yes, which animals we need. Sometimes we don't need animals. Sometimes 🐟 are the best model and 🐒 aren't. Being open to the possibilities and cognizant of true species differences is really important to speed discovery. 1102
Reposted by Seán Froudist-WalshEliza Bliss-Moreau @eblissmoreau.bsky.social · 06/08/20261/ New paper out today from my group, in @natneuro.nature.com, in which we review the anatomical & functional data on insula structure across species. This was a "whole lab" project led by @joeycharbonneau.bsky.social. It's been a 5 year in the making (a full 3 years in review)! rdcu.be/fyd7Trdcu.beComparative insights into insula structure and functionNature Neuroscience - Charbonneau et al. compare how the insula is structured and functions in humans, monkeys and rodents, revealing similarities and differences across species that are likely to... 712137
Reposted by Seán Froudist-WalshWeiji Ma @weijima.bsky.social · 04/08/2026Don't you sometimes wish you had an undo button on your important decisions? A new paper from the lab starts examining what drives undo decisions in a multi-step planning task. www.nature.com/articles/s44...nature.comDecision reversals in sequential decision-making - Communications PsychologyPeople often make sequences of decisions to reach a goal. In such situations, when decisions can be undone, people act faster and undo to correct errors. Undoing is driven by both retrospective and pr... 0111
Reposted by Seán Froudist-WalshHelen Barron @helencbarron.bsky.social · 28/07/2026***New preprint from the lab*** showing “Generative replay across hippocampal-neocortical circuits”. In sleep we show spiking sequences in V1 (sensory neocortex!) that represent information that has not been directly experienced www.biorxiv.org/content/10.6... @bndu.ox.ac.uk @ndcnoxford.bsky.socialbiorxiv.orgGenerative replay across hippocampal-neocortical circuitsTo make flexible decisions, the brain needs to make inferences between events that were not directly experienced together. In sharp-wave ripple (SWR) events, during periods of rest and sleep, spiking ... 413463
Reposted by Seán Froudist-WalshDemetrio Ferro @d-ferro.bsky.social · 28/07/2026Excited to share our latest publication, out now in @natcomms.nature.com !🧠🔍 Accumulating virtual rewards enhances both decision-making accuracy and neural value encoding in dorsal anterior cingulate cortex by dynamically shifting a goal-dependent internal reference point. doi.org/10.1038/s414... 12913
Reposted by Seán Froudist-WalshThe ADAPT Centre @adaptcentre.bsky.social · 17/07/2026New research from @tcddublin.bsky.social, led by ADAPT researchers Dr Sara Carta and Prof. Giovanni Di Liberto, has revealed that the brain can briefly process two conversations at the same time when shifting attention between speakers: www.adaptcentre.ie/news-and-eve... @researchireland.ie 063
Reposted by Seán Froudist-WalshEarl K. Miller @earlkmiller.bsky.social · 15/07/2026MIT Professor Susumu Tonegawa, renowned molecular biologist and Nobel laureate, dies at 86 news.mit.edu/2026/mit-pro... #neurosciencenews.mit.eduMIT Professor Susumu Tonegawa, renowned molecular biologist and Nobel laureate, dies at 86Susumu Tonegawa, a renowned MIT professor of biology and neuroscience and a Nobel laureate, has died at the age of 86. His discovery of how the immune system generates many different antibodies earned... 26846
Reposted by Seán Froudist-WalshAlon Baram @alonbaram.bsky.social · 29/06/2026How does the human brain extract abstract structure from experience? We show that sensory-independent relational representations emerge in mPFC over several days. Work with @mgarvert.bsky.social and @behrenstimb.bsky.social now out in @currentbiology.bsky.social: www.cell.com/current-biol... 211640
Seán Froudist-Walsh @seanfw.bsky.social · 26/06/2026Great to see Mark Stokes getting acknowledged , and also the author senior authors who stepped in, but I’d like to highlight 1st author Michał Wojcik who completed this excellent work from his PhD under such difficult circumstances. He‘s got more good stuff in the pipeline - one to watch 2526
Seán Froudist-Walsh @seanfw.bsky.social · 26/06/2026Congratulations @xjwang.bsky.social on the Braitenberg Award for Computational Neuroscience! He dedicated the award to science without borders! A brilliant scientist and mentor to me and many. My group laugh at how often I tell them “Xiao-Jing would say…”. bernstein-network.de/en/newsroom/...bernstein-network.deXiao-Jing Wang receives the 2026 Valentin Braitenberg Award for Computational Neuroscience – Bernstein Network Computational Neuroscience 0110
Seán Froudist-Walsh @seanfw.bsky.social · 24/06/2026Fantastic news for neuroAI and @tcddublin.bsky.social . Congratulations Rhodri! 030
Seán Froudist-Walsh @seanfw.bsky.social · 19/06/2026This is such a great opportunity for early career neuroimaging researchers in the Global South and for our centre. Come join our @oxcin.bsky.social community! 032
Reposted by Seán Froudist-WalsheLife @elife.bsky.social · 19/06/2026A fundamental study of individual variation and contribution of learning to behavioural individuality. Conclusions are supported by compelling, rigorous analysis across a number of experiments in thousands of individuals across genotypes and conditions.buff.lyLearning is a fundamental source of individualityAltmetric provides a collated score for online attention across various platforms and media.See more details 03212
Reposted by Seán Froudist-WalshRui Ponte Costa @somnirons.bsky.social · 18/06/2026Work brilliantly led by @will-greedy.bsky.social ! 031
Reposted by Seán Froudist-WalshRui Ponte Costa @somnirons.bsky.social · 18/06/2026Our latest story is finally in preprint! 🧠✨ How does the brain solve the (hierarchical) credit assignment problem efficiently? Cell-type-specific cortical feedback holds the key, closely approximating backprop. Paper: doi.org/10.64898/202...doi.orgCell-type-specific cortical feedback coordinates hierarchical credit assignmentLearning is thought to arise from synaptic modifications embedded in brain-wide circuits, yet how such circuits coordinate plasticity to support complex behaviour is not known. Inspired by deep learni... 26726
Seán Froudist-Walsh @seanfw.bsky.social · 14/06/2026This might just be my favourite room in the world. Literally awe-inspiring. 040
Reposted by Seán Froudist-WalshThomas Akam @thomasakam.bsky.social · 11/06/2026This project builds on work establishing the behaviour done at Champalimaud in Lisbon with @michaelfsp.bsky.social, Beatriz Godinho, Christian Machens, and @ruimcosta.bsky.social : www.biorxiv.org/content/10.6...biorxiv.orgFlexible route planning and rapid structure learning by mice in complex environmentsAction selection using predictive models of the environment plays a fundamental role in human and animal behaviour, yet is poorly understood at circuit and algorithmic levels. Spatial navigation is an... 1268
Reposted by Seán Froudist-Walshpeterdoohan.bsky.social @peterdoohan.bsky.social · 11/06/2026How do brains plan actions towards goals? To get at this question we studied mice navigating complex mazes as goals changed on every trial 🧵 Work with @thomasakam.bsky.social @behrenstimb.bsky.social @kristorpjensen.bsky.social now on BioRxiv: www.biorxiv.org/content/10.6... 411846
Reposted by Seán Froudist-WalshDr. Jan Zimmermann @janzimmermann.bsky.social · 01/06/2026Such important and impactful work ❤️ 091
Reposted by Seán Froudist-WalshRudebeck Lab @rudebecklab.bsky.social · 01/06/2026A few years back we started a collaboration to try to work out the mechanisms engaged by DBS for depression. Published today we found that it changes functional networks (expected) but also remodels specific white matter tracts (unexpected). Read more here: www.nature.com/articles/s41...nature.comDeep brain stimulation induces white matter remodeling and functional changes to brain-wide networks - Nature NeuroscienceIn a nonhuman primate model, Fujimoto et al. show that deep brain stimulation promotes white matter remodeling and reorganizes brain-wide functional networks, detailing a mechanism through which this ... 26628
Reposted by Seán Froudist-WalshTK (Takashi DY) Kozai @bioniclab.bsky.social · 30/05/2026🪼 Your tax dollars paid a scientist to squeeze jellyfish through cheesecloth. Osamu Shimomura processed tens of thousands on an NSF grant to understand why they glow. He found a protein that glowed green under UV light. Called it "green protein." Nobody cared. For decades. 622923923
Seán Froudist-Walsh @seanfw.bsky.social · 28/05/2026This is such a great PhD opportunity at the cutting edge of Cognitive Computational Neuroscience. I'm delighted to finally get to collaborate with Peter and @redmondoconnell.bsky.social . Come join @neuromurphy.bsky.social lab and let's figure out this fascinating puzzle together. 081
Reposted by Seán Froudist-WalshAndrew Pruszynski @andpru.bsky.social · 22/05/2026I love this work, check out Lucas' talk on the study as part of the superlab journal club... youtu.be/hCuUE7XEg8o?...youtu.beLucas Tian (Rockefellar)YouTube video by Andrew Pruszynski 0225
Reposted by Seán Froudist-WalshAthena Akrami @athenaakrami.bsky.social · 22/05/2026This is super cool! Monkeys' frontal cortex when drawing: action strokes exhibit 3 features indicating symbolic representation: 1.invariance over low-level motor parameters 2.categorical structure reflecting discrete action types 3.recombination into novel sequences www.nature.com/articles/s41...nature.comNeural representation of action symbols in primate frontal cortex - NatureA drawing-like task designed to study compositional generalization identifies a specific neural population in the ventral premotor cortex in primates that encodes action symbols. 0202
Reposted by Seán Froudist-WalshRui Xu @rui-xu.bsky.social · 20/05/2026New preprint as my first post! "Monosynaptic connections link functionally similar regions in human cortex." We use electrical stimulation + fMRI in epilepsy patients to map whole-brain monosynaptic connectivity at 42 cortical sites. doi.org/10.64898/202... 1/n 514057
Reposted by Seán Froudist-Walsh Mediterranean Society for Consciousness Science @mesec-community.bsky.social · 20/05/2026Have a look at the programme we have prepared for the workshop and the amazing speakers who will be joining us! 🧠 Including @smfleming.bsky.social @seanfw.bsky.social @neurograce.bsky.social @jolienfrancken.bsky.social @naotsuchiya.bsky.social Applications close 29 May!⏳ mesec.co/event/worksh... 0123
Seán Froudist-Walsh @seanfw.bsky.social · 18/05/2026What a fantastic opportunity to do cutting edge and impactful computational psychiatry for your PhD, with an excellent and supportive supervisor in a great academic environment and city. 100
Reposted by Seán Froudist-WalshEarl K. Miller @earlkmiller.bsky.social · 18/05/2026Our brains don’t think in a steady stream. They rhythmically “scan” different alternatives, using attention cycles to sample and compare choices. Rhythmic sampling of multiple decision alternatives in the human brain www.nature.com/articles/s41... #neurosciencenature.comRhythmic sampling of multiple decision alternatives in the human brain - Nature CommunicationsHow humans process competing information when making multi-alternative decisions remains unclear. Here, the authors show that the brain resolves the trade-off between “evaluating within” and “comparin... 16117
Reposted by Seán Froudist-WalshRui Ponte Costa @somnirons.bsky.social · 11/05/2026Our first endeavour in jointly explaining human brain-behaviour through gameplay! An impressive effort led by @botoscsabi.bsky.social and @sreejan.bsky.social with the help of a team of collaborators! Parer: arxiv.org/abs/2605.08019arxiv.orgReason to Play: Behavioral and Brain Alignment Between Frontier LRMs and Human Game LearnersHumans rapidly learn abstract knowledge when encountering novel environments and flexibly deploy this knowledge to guide efficient and intelligent action. Can modern AI systems learn and plan in a sim... 0224
Seán Froudist-Walsh @seanfw.bsky.social · 05/05/2026Rogier Mars has a new book on how brains evolved! 0113
Reposted by Seán Froudist-WalshNeuroecologyLab @neuroecologylab.bsky.social · 05/05/2026Out in the UK today! press.princeton.edu/books/hardco...press.princeton.eduThe Fox, the Shrew, and YouA leading neuroscientist describes the long evolutionary process that led to the human brain 11610
Reposted by Seán Froudist-Walsh Mediterranean Society for Consciousness Science @mesec-community.bsky.social · 25/04/2026🚨 Applications are open! 🚨 Join MESEC’s 2026 Summer Workshop: ⭐️Computational Modelling for Consciousness Science: From Fragmentation to Integration⭐️ 📍 Carcassonne, France 📅 29 Aug–5 Sept 2026 🗓️ Deadline: 29 May 2026 More info and applications here: mesec.co/event/worksh... 02414
Reposted by Seán Froudist-WalshGrace Lindsay @neurograce.bsky.social · 12/04/2026New preprint from my lab! We study how reinforcement learning & selective attention interact. To do so, we built a set of models describing different ways that value & reward prediction error can modulate top-down attention. We compare model outcomes to monkey data from a color value learning task 210034
Reposted by Seán Froudist-WalshJeremiah Cohen @jeremiahycohen.bsky.social · 13/04/2026Delighted to share our discoveries about one of the brain's neurotransmitter systems: www.biorxiv.org/content/10.6... Together with colleagues at the @alleninstitute.org, we have learned a lot about a tiny cluster of neurons in the brainstem locus coeruleus (LC) that releases norepinephrine (NE). 1biorxiv.org 7254120
Reposted by Seán Froudist-WalshThomas Yeo @bttyeo.bsky.social · 09/04/2026We develop a new TMS targeting algorithm and test it in an open label trial in a treatment-resistant depression population with high comorbidities. Preprints by @rubykong92.bsky.social Phern-Chern Tor 1. doi.org/10.1101/2025... 2. doi.org/10.64898/202... Our new approach ... 15423
Reposted by Seán Froudist-WalshMark Chadbourn @chadbourn.bsky.social · 08/04/2026Spanish Prime Minister Pedro Sánchez has called for the EU to end its Association Agreement with Israel. 18824223
Reposted by Seán Froudist-WalshAthena Akrami @athenaakrami.bsky.social · 07/04/2026Academic friends, It's beyond heartbreaking to watch what's unfolding in Iran & the region. A few of us drafted an open letter calling for protection of civilians & of educational, research, medical & cultural institutions. Please read & sign if you agree: sites.google.com/view/protect... #IranWarsites.google.comProtect Academic Life in IranWe, the undersigned academics and researchers from around the world, express our profound concern over recent military strikes on Iran, the retaliatory responses, and the reported impact on civilian l... 28450
Reposted by Seán Froudist-WalshAlondra Nelson @alondra.bsky.social · 23/02/2026The Epstein files document what many women researchers have long experienced but rarely seen laid bare so starkly: exclusion operating behind closed doors, shaping who gets funded, invited, mentored, and taken seriously. How many of these networks, norms, and gatekeepers remain in place? 4745141837