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Fernando Rosas

@frosas.bsky.social
2.1K followers 257 following 252 posts

Emergence, synergy, brains, AI safety, mental health

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Reposted by Fernando Rosas
Gemma De les Coves @gemmadlc.bsky.social · 16/09/2026
One of the most fascinating papers I read in recent months is this one. It actually presents a conjecture. We were lucky to have Prof. Prokopenko visit us (with Ricard Solé @ricardsole.bsky.social ) in Barcelona in July and talk about it. Cool stuff! @frosas.bsky.social arxiv.org/abs/2409.12029
arxiv.org
Biological arrow of time: Emergence of tangled information hierarchies and self-modelling dynamics
We study open-ended evolution by focusing on computational and information-processing dynamics underlying major evolutionary transitions. In doing so, we consider biological organisms as hierarchical ...
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Andres Bendesky @bendeskylab.com · 11/09/2026
We have a tenure-track faculty position in Evolutionary Biology in Columbia's E3B Department. Application deadline is October 15. Come be our colleague. Please RT! apply.interfolio.com/193016
apply.interfolio.com
Apply - Interfolio {{$ctrl.$state.data.pageTitle}} - Apply - Interfolio
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Fernando Rosas @frosas.bsky.social · 13/09/2026
One of the fascinating and unsettling aspects of the Hugging Face incident in how AI agents collaborated to the point of sacrificing themselves for the “collective” 🤖🤖🤖🤖🤖 How did this happen? Below are four alternative explanations of why, how, and what can we do about it 🧵
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Manlio De Domenico @manlius.bsky.social · 12/09/2026
Do you love data and complex systems, and would you like to learn how to work w/ both? Apply to our Physics of Data MSc programme at the U. of Padua (Galileo's university!) and choose our track in #ComplexSystems To get a sense of who we are and what we do, watch👇: www.youtube.com/watch?v=ev_I...
youtube.com
GALILEO’S VIDEO SERIES S1E2 - COMPLEX SYSTEMS RESEARCH
YouTube video by Aula Rostagni UniPadova DFA
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Simon Fisher @profsimonfisher.bsky.social · 03/09/2026
Help spread the word about the fully funded 4-yr PhD places available at the Max Planck School of Cognition. Pursue a passion for research & advance the understanding of cognition, mentored by a network of world renowned scientists. @maxplanck.de @mps-cognition.bsky.social More info & how to apply:
cognition.maxplanckschools.org
Application
Application; application procedure; FAQs; handbook
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Fernando Rosas @frosas.bsky.social · 31/08/2026
New blogpost: “The separation principle: Where do beliefs and desires come from?” A discussion of technical results that offer a formal ground to explain why agentic systems exhibit distinct properties that may be interpreted as “beliefs” and “desires” www.lesswrong.com/posts/awMDNhoL6J97s6wFJ
lesswrong.com
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Sean Carroll @seanmcarroll.bsky.social · 29/08/2026
Ever wonder what "information" really means? Here's our new paper, led by @frosas.bsky.social, that lays out the multiple ways the term is used in natural science. rdcu.be/fCDGv
A chart describing four faces of information: Engineering, Statistical, Thermodynamic, and Ontological.
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Fernando Rosas @frosas.bsky.social · 29/08/2026
What is information, really? Instead of arguing for a single valid interpretation, we propose a pluralistic view where rigorous alternatives coexist — each with affordances and limits Finally published: “Four faces of information in natural systems” 🧵
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Adeel Razi @adeelrazi.bsky.social · 19/08/2026
Our new paper in @natureportfolio.nature.com. Psychedelics don’t simply disorder the brain. We found hidden, context-sensitive organisation beneath the apparent chaos -- strongest in people reporting more positive, profound experiences and a reduced sense of separation from the world. 🧵👇
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Keisuke Suzuki @ksks.bsky.social · 12/08/2026
I've written a solo philosophy paper. link.springer.com/article/10.1... What is real? I argue we should understand reality through resistance — how things push back against our grasp. And smart contracts now give artifacts the kind of "outside" that once belonged only to nature. 🧵
link.springer.com
Artificial Externality: A Three-Layer Model of Reality from Substrate to Smart Contract - Philosophy & Technology
What is real has always been something we find, not something we make—or so philosophy has assumed. This paper argues otherwise. Characterizing reality through resistance rather than substance (the wa...
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Tom Silver @tomssilver.bsky.social · 09/08/2026
This week's #PaperILike is "People construct simplified mental representations to plan" (Ho et al., Nature 2022). People generate ("construe") simplified task representations on-the-fly. (Robots should too!) Also: awesome first paragraph. PDF: arxiv.org/abs/2105.06948
arxiv.org
People construct simplified mental representations to plan
One of the most striking features of human cognition is the capacity to plan. Two aspects of human planning stand out: its efficiency and flexibility. Efficiency is especially impressive because plans...
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Laura Driscoll @lndriscoll.bsky.social · 08/08/2026
Confused about all this talk of compositionality in neuroscience? Read our new perspective www.nature.com/articles/s41... with authors Reidar Riveland and Alex Pouget.
nature.com
The compositionality continuum as a principle for studying the neural basis of intelligence - Nature Neuroscience
Compositionality exists on a continuum of increasing complexity rather than as a binary trait. Studying its implementation in simpler biological and artificial systems is the most tractable path towar...
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Fernando Rosas @frosas.bsky.social · 07/08/2026
Finally published: “Loops all the way up: Recurrency as an implementation-first primitive for consciousness” There are 200+ theories of consciousness, mostly talking past each other. Despite their differences, most give central stage to one key notion: Recurrence 🧠 🔁
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Manuel Baltieri @manuelbaltieri.bsky.social · 13/07/2026
This time, celebrating 19 days of being “on hold” on arXiv! “A Braitenberg vehicle’s habitat”, w/ @frosas.bsky.social and Filippo Torresan. Accepted at ALIFE 2026. What part of the environment constitutes an agent’s effective world, its habitat? 1/
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Thomas F. Varley @thosvarley.bsky.social · 09/06/2026
New paper with @doctorjosh.bsky.social, @drmichaellevin.bsky.social, and co-first author Vaibhav Pai. This one is a doozy - in it we show that we can modulate the degree of emergent, multicellular organization in a Xenobot with an exogenous compound (ATP). 1/N www.biorxiv.org/content/10.6...
biorxiv.org
Purinergic signaling disrupts emergent patterns of multicellular coordination in basal Xenobots.
The ability of self-organizing systems to display emergent, adaptive capabilities is a fundamental feature of biological life. Understanding the mechanisms by which cells co-ordinate at the micro-scal...
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Reinforcement Learning Conference @rl-conference.bsky.social · 21/05/2026
Got a great TMLR paper but missed the RLC deadline? Following last year’s success, @RL_Conference is back with a Journal-to-Conference track! Accepted TMLR papers within scope are invited to submit for consideration. Please submit here: docs.google.com/forms/d/e/1F...
docs.google.com
RLC Journal to Conference Track
This form is used to organize applications for journal papers to be presented at https://rl-conference.cc/.
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PessoaBrain @pessoabrain.bsky.social · 12/05/2026
𝗪𝗵𝗮𝘁 𝗱𝗼𝗲𝘀 𝗮 𝗯𝗿𝗮𝗶𝗻 𝗱𝗼 𝗮𝗻𝘆𝘄𝗮𝘆? Fascinating and profound book on what brains are *not* and what they might be. Including criticism of the computational and predictive brain frameworks. You might not agree with some of it but quite thought provoking.
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Adrien Doerig @adriendoerig.bsky.social · 10/05/2026
We wrote a book! www.cambridge.org/core/books/s... Consciousness science is a fascinating but bewildering field: many competing theories, little consensus, and big open questions. If you are looking for an accessible guide through this complex landscape, this book is for you.
cambridge.org
Scientific Theories of Consciousness
Cambridge Core - Neurosciences - Scientific Theories of Consciousness
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PessoaBrain @pessoabrain.bsky.social · 09/05/2026
To be provocative, 𝗲𝗺𝗲𝗿𝗴𝗲𝗻𝗰𝗲 might be a sleight of hand if you don't know enough math to understand what it means. There, I said it.
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Fernando Rosas @frosas.bsky.social · 04/05/2026
How the right embodiment can simplify planing ✨
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Cognition @cognitionjournal.bsky.social · 23/04/2026
A computational theory of Aha! moments! New paper explaining why Aha! moments occur & why they feel so good. TLDR: They are a form of meta-cognitive prediction errors i.e. they occur when we surprise ourselves about our own abilities! @rachitdubey.bsky.social www.sciencedirect.com/science/arti...
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Borjan (Boki) Milinković @neuromorphicboki.bsky.social · 14/04/2026
🎉 📜 NEW #PREPRINT !! 📜 🎉 Spearheaded by Adam Barrett we tried to tackle some of the challenges of IIT. We confront aspects worth delving into, with an incredible team of collaborators, inc. Pedro Mediano, @frosas.bsky.social, Daniel Bor, Lionel Barnett, and @anilseth.bsky.social.
arxiv.org
Integrated information theory: the good, the bad and the misunderstood
The integrated information theory of consciousness (IIT) is uniquely ambitious in proposing a mathematical formula, derived from apparently fundamental properties of conscious experience, to describe ...
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Emmanuel A. Stamatakis @estamatakis.bsky.social · 27/03/2026
What makes brains (un)conscious? We provide new answers—and a universal mammalian blueprint for information processing—in a cross-species study of humans, macaques, marmosets & mice. Exploring convergent breakdown of integration in: www.nature.com/articles/s41... Led by @loopyluppi.bsky.social
nature.com
Convergent transcriptomic and connectomic controllers of information integration and its anaesthetic breakdown across mammalian brains - Nature Human Behaviour
Luppi et al. identify transcriptomic and connectomic controllers of information integration and its breakdown induced by anaesthesia in humans, macaques, marmosets and mice.
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Karin Roelofs @epanlab.bsky.social · 22/03/2026
Join us for a postdoc @ the Donders Institute; application deadline March 24. www.ru.nl/en/working-a...
ru.nl
Postdoc Position: Affective Neuroscience and Computational Psychiatry at the Donders Centre for Cognitive Neuroimaging | Radboud University
Do you want to work as a Postdoc at the Faculty of Social Sciences? Check our vacancy!
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Andrea Luppi, PhD @loopyluppi.bsky.social · 19/03/2026
The Mammalian Architecture of Information Integration🧠🧬 For #BrainAwarenessWeek, excited to share our latest work about #Neuroscience of #Consciousness in @nathumbehav.nature.com www.nature.com/articles/s41... 🧵👇
nature.com
Convergent transcriptomic and connectomic controllers of information integration and its anaesthetic breakdown across mammalian brains - Nature Human Behaviour
Luppi et al. identify transcriptomic and connectomic controllers of information integration and its breakdown induced by anaesthesia in humans, macaques, marmosets and mice.
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Quanta Magazine @quantamagazine.org · 18/03/2026
Charles Bennett and Gilles Brassard have been named the winners of the A.M. Turing Award, one of the highest honors in computing, for their work establishing the foundations of quantum information theory. The award comes with a $1 million prize. www.quantamagazine.org/quantum-cryp...
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Andrea Luppi, PhD @loopyluppi.bsky.social · 13/03/2026
Just out in @natneuro.nature.com! 🧠 “Competitive interactions shape mammalian brain network dynamics and computation” www.nature.com/articles/s41... Is large-scale brain communication purely cooperative — or is competition a core organizing principle? We built 🧠 models to find out: read on🧵👇
nature.com
Competitive interactions shape mammalian brain network dynamics and computation - Nature Neuroscience
Brain network architecture may balance cooperation and competition across circuits. Here the authors use computational whole-brain modeling across three species to show that models with competition ar...
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Mike Levin @drmichaellevin.bsky.social · 23/02/2026
Final version of this paper with Richard Watson is out! www.sciencedirect.com/science/arti... "Machines all the way up and cognition all the way down: Updating the machine metaphor in biology" (quite a bit different than the original preprint at osf.io/preprints/os...).
sciencedirect.com
Machines all the way up and cognition all the way down: Updating the machine metaphor in biology
Cell and developmental biology (CDB) offer numerous remarkable examples of collective adaptive plasticity, as cells coordinate to implement large-scal…
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Keenan Down @keenandown.bsky.social · 20/02/2026
Happy to announce this new preprint! In it, we use info decomp (ΦID) on fMRI in Alzheimer's and MCI to explore how info-dynamic representations change. AD saw big decreases in synergy ('deductive' information) and increases in redundancy. Check it out here: 👇 www.biorxiv.org/content/10.6...
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Fernando Rosas @frosas.bsky.social · 19/02/2026
Hot take 🔥 Why math classes work well in uni? Not because that specific math will be useful later, but because solving hard problems makes you build instrumental skills, which enable you to solve other problems later in life … and that is exactly why next token prediction works so well
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Fernando Rosas @frosas.bsky.social · 18/02/2026
Indeed, rather than fight against it, it seems life surfs on entropy 🏄
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Fernando Rosas @frosas.bsky.social · 04/02/2026
Tomorrow in Amsterdam I’ll be giving a talk about my most recent work on abstractions and world modelling 👇🏽👇🏽
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Dutch Institute for Emergent Phenomena @emergencediep.bsky.social · 04/02/2026
DIEP seminar tomorrow 11am! 🪞 Join us to attend a talk by @frosas.bsky.social (lecturer at the University of Sussex) titled “Mirroring the world: How symmetry shapes hierarchical beliefs” 🤼 Abstract & registration: ias.uva.nl/content/even... See you there!
ias.uva.nl
Mirroring the world: How symmetry shapes hierarchical beliefs - Institute for Advanced Study IAS
In this edition of the DIEP seminar series, Dr. Fernando Rosas, lecturer in Computer Science and AI at the University of Sussex and Honorary Research Fellow Imperial College London will be talking ab...
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Andrew Saxe @saxelab.bsky.social · 03/02/2026
Why don’t neural networks learn all at once, but instead progress from simple to complex solutions? And what does “simple” even mean across different neural network architectures? Sharing our new paper @iclr_conf led by Yedi Zhang with Peter Latham arxiv.org/abs/2512.20607
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Simon Schultz @simonschultz.bsky.social · 27/01/2026
There is a new Postdoctoral Research Associate position available in my group, to work on computational analysis of human neuroimaging workflows to develop robust, interpretable and scalable biomarkers of cognitive brain health. Closing date 10th Feb 2026. www.imperial.ac.uk/jobs/search-...
imperial.ac.uk
Description
Please note that job descriptions are not exhaustive, and you may be asked to take on additional duties that align with the key responsibilities ment...
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Fernando Rosas @frosas.bsky.social · 22/01/2026
Finally published: “Your brain on nature: A scoping review of the neuroscience of nature exposure” www.sciencedirect.com/science/arti... A synthesis of multiple EEG, fMRI, and fNIRS studies to map the mechanisms behind the restoring effects of nature on the brain 🧠🌱
sciencedirect.com
Your brain on nature: A scoping review of the neuroscience of nature exposure
The relationship between natural environments and human cognition has gathered increasing attention across disciplines, including neuroscience, enviro…
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Steve Fleming @smfleming.bsky.social · 20/01/2026
We're running a 5th edition of the always-exciting UCL Summer School on Consciousness and Metacognition this year, 8th-10th July 2026 in London. Accommodation and travel expenses are covered. For more information and how to apply, check out metacoglab.org/summer-schoo...
metacoglab.org
Summer School - About — the MetaLab
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Antonino Greco @agreco.bsky.social · 15/01/2026
cool work about information decomposition in artificial systems! Synergistic information processing emerges through learning in LLMs and ablating these synergistic components causes large performance drops #NeuroAI 👇👇👇
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Fernando Rosas @frosas.bsky.social · 15/01/2026
Preprint time: A Brain-like Synergistic Core in LLMs Drives Behaviour and Learning arxiv.org/abs/2601.06851 LLMs are clearly different from actual brains… but could they share a similar functional architecture related to how they process information?
arxiv.org
A Brain-like Synergistic Core in LLMs Drives Behaviour and Learning
The independent evolution of intelligence in biological and artificial systems offers a unique opportunity to identify its fundamental computational principles. Here we show that large language models...
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Fernando Rosas @frosas.bsky.social · 15/01/2026
Looking forward to participate in this workshop on high-order interactions and multivariate information theory: mithic2026.github.io
mithic2026.github.io
MITHIC 2026
Unveiling Complex Interactions
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PessoaBrain @pessoabrain.bsky.social · 28/12/2025
𝗧𝗵𝗲 𝗘𝗻𝘁𝗮𝗻𝗴𝗹𝗲𝗱 𝗕𝗿𝗮𝗶𝗻 Annual reminder that the book is open access. How do we think of the brain as a deeply interconnected system with highly distributed, non hierarchical processing. Want to learn about the brain from a fresh perspective? #neuroskyence mitpress.mit.edu/978026254460...
mitpress.mit.edu
The Entangled Brain
Popular neuroscience accounts often focus on specific mind-brain aspects like addiction, cognition, or memory, but The Entangled Brain tackles a much bigger ...
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Mike Levin @drmichaellevin.bsky.social · 19/12/2025
A new, long paper on evolution - natural induction - split into 2: royalsocietypublishing.org/rsfs/article... royalsocietypublishing.org/rsfs/article... @RichardWatson90 and Tim Lewens
royalsocietypublishing.org
Evolution by natural induction
Abstract. It is conventionally assumed that all evolutionary adaptation is produced, and could only possibly be produced, by natural selection. Natural ind
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Ricard Solé @ricardsole.bsky.social · 19/12/2025
Cooperation is a universal feature of complex systems, from the origins of life and microbiomes to societies. What universal patterns can be found in these systems? Here's our new @pnas.org paper. @jordipinero.bsky.social @artemyte.bsky.social @sfiscience.bsky.social www.pnas.org/doi/epdf/10....
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Balázs @mbalazs98.bsky.social · 25/11/2025
Our paper on event-based delay learning is now published! @neworderofjamie.bsky.social @drtnowotny.bsky.social TL;DR: It’s now possible to train synaptic delays in large-scale spiking neural networks with high temporal precision—even in recurrent connections. www.nature.com/articles/s41...
nature.com
Efficient event-based delay learning in spiking neural networks - Nature Communications
Inspired by how neurons in the brain communicate, Spiking Neural Networks are gaining attention as efficient models for solving spatiotemporal AI tasks. The authors introduce a training method for syn...
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Fernando Rosas @frosas.bsky.social · 16/12/2025
Interesting discussion! 👇🏽
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Blake Richards @tyrellturing.bsky.social · 11/12/2025
I'm more and more convinced that low-dimensional manifolds in the brain are just an artifact of the experimental designs and analyses we use... 🧠📈 🧪
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Sean Carroll @seanmcarroll.bsky.social · 15/12/2025
Seems to be a losing battle to make people understand that Wheeler's "It from Bit" does not mean "reality is made of information" (it was about defending an epistemic view of quantum mechanics, where the wave function isn't real, only measurement outcomes are), and likewise...
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Steve Fleming @smfleming.bsky.social · 26/11/2025
Entertaining and wide-ranging panel discussion on consciousness at the @crick.ac.uk hosted by @profbriancox.bsky.social and featuring me, @anilseth.bsky.social @kathaschmack.bsky.social and @cosmicskeptic.bsky.social Check it out, let us know what you think! www.lnk.to/AQOSConsciou...
lnk.to
What is consciousness?
Professor Brian Cox and an expert panel explore the elusive science of consciousness – what it is, how it arises, whether it can be observed in the brain, and the most compelling theories explaining i...
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Sam Gershman @gershbrain.bsky.social · 15/12/2025
Is there any evidence for anti-Hebbian plasticity during sleep? This is an old hypothesis that continues to get cited (and to appear in some computational models), yet I haven't been able to find any study that shows this. There's ample evidence of synaptic downscaling, but that's different.
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