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CODE - Confident Decision Network

@codenetwork.bsky.social
69 followers 100 following 34 posts

Welcome to CODE! We are a network of 9 research labs located throughout Europe. We aim to unravel the mechanisms of decision confidence. confidentdecisions.org www.linkedin.com/company/confident-…

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Reposted by CODE - Confident Decision Network
Kobe Desender @kobedesender.bsky.social · 29/09/2026
"Adaptive Regulation of Confidence Following Metacognitive Conflict: Evidence From Behavior and Computational Modeling"! Now out in #JEPGeneral led by @jintaoxing.bsky.social @stefherregods.bsky.social @lucvermeylen.bsky.social and me. PDF: desenderlab.com/wp-content/u.... "Conflicting" Thread ↓↓↓
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Kobe Desender @kobedesender.bsky.social · 29/09/2026
"Trial-by-trial fluctuations in decision criterion shape confidence"! Now out in @nathumbehav.nature.com led by Robin Vloeberghs, Lara Navarette, @anne-urai.bsky.social and me. PDF: desenderlab.com/wp-content/u... Fluctuating Thread ↓↓↓
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Steve Fleming @smfleming.bsky.social · 16/09/2026
📖 New review out today in @natrevneuro.nature.com: Towards an integrative neuroscience of metacognition 🧠🧪 Full-text link to the paper is here: rdcu.be/9YK3mF7dYhFa
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Tobias Hauser @tobiasuhauser.bsky.social · 04/09/2026
Very happy to see this paper out now! It was a great collaboration with Chris Pittenger and the Yale OCD experts, another BrainExplorer paper, and a interesting finding in the metacognition space - check @alisaloosen.bsky.social thread who has brilliantly led this work 👇🏼👇🏼👇🏼
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Francisca C. Matias @francisca-c-matias.bsky.social · 28/08/2026
Grateful to have presented at ECVP 2026 in Bournemouth! The whole conference was amazing, but I was especially inspired by Monica Gori whose work shows that greatness isn’t just about the science itself, it’s about finding real applications that actually help people’s lives. #ECVP2026
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Leya @aleyamarzuki.bsky.social · 14/08/2026
📢 Our paper is now out in @natcomms.nature.com! www.nature.com/articles/s41... We know that symptoms of OCD fluctuate substantially. But what are the exact conditions that precede symptom escalations? We found evidence for metacognitive processes being a key antecedent. 1/
nature.com
Drops in confidence precede symptoms of obsessive-compulsive disorder - Nature Communications
To devise effective interventions for obsessive-compulsive disorder, it is crucial to understand antecedents to symptom emergence. Here, the authors show evidence for self- and decision making underco...
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Saurabh @saurabhr.bsky.social · 04/08/2026
There are 17 different methods to measure whether confidence tracks accuracy, and these do not include Bayesian or Information Theory based measurements. We present MetaSignal with @makwana.bsky.social @lazyneuron.bsky.social and @brianodegaard.bsky.social to have common platform to access them.
metasignal logo
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Tianqi ZHAN @tianqizhan.bsky.social · 16/07/2026
Are you interested in metacognition/ individual differences/ Bayesian modeling/ psychometrics? I'm thrilled to present our poster at #CogSci2026 🇧🇷 next week! Come check it out and chat! 📍Poster number P1-E-41 📅 2:45 pm, July 23 👥 @jasondasilvac.bsky.social @smfleming.bsky.social
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Doby Rahnev @dobyrahnev.bsky.social · 15/07/2026
Serial effects in choice and confidence are typically studied separately. In a new paper just out in Cognition, we show that choice and confidence serial effects strongly interact. This is true for both perceptual and memory tasks across 26 experiments. authors.elsevier.com/a/1nPcy_Ebvv...
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Francisca C. Matias @francisca-c-matias.bsky.social · 03/07/2026
I just gave my very first conference talk ever and what a place to do it! Yesterday, I had the honor of presenting at ASSC, the Association for the Scientific Study of Consciousness conference, in beautiful Santiago de Chile. 🇨🇱 I’m so grateful to everyone I’ve met! Thank you, ASSC! 🧠✨
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LSP-ENS @lsp-ens.bsky.social · 06/07/2026
Congrats to all LSP speakers & poster presenters at BEYSE 🎉 @mamassian.bsky.social @tarrynbalsdon.bsky.social @lotfiahmad.bsky.social @ljubicajovanovic.bsky.social @eecasey.bsky.social @alelorcavyhmeister.bsky.social @Yves Boubenec @Mathilde Martin @Hugo Tissot
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CODE - Confident Decision Network @codenetwork.bsky.social · 19/06/2026
👏🏼
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Laura De Laere @lauradelaere.bsky.social · 12/06/2026
Another great experience at #ESCAN2026! 🧠🎉 I gave my first conference talk on work from Ruth J. van Holst her lab and briefly introduced my PhD project. The next day I presented my poster on my current PhD research, supervised by both Ruth and Pascal Mamassian. Great discussions and atmosphere!✨
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CODE - Confident Decision Network @codenetwork.bsky.social · 09/06/2026
🚀
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hakwan lau @hakwan.bsky.social · 05/06/2026
direct.mit.edu/opmi/article... maybe there's a way to study metacognitive monitoring w/o collecting confidence? could be handy for studying animals and infants?
direct.mit.edu
Response Time as a Proxy for Decision Confidence: Insights From Type-2 ROC Analysis
Abstract. This study explores the use of response time (RT) data in type-2 receiver operating characteristic (ROC) analysis, a method traditionally used to examine the relationship between confidence ...
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CODE - Confident Decision Network @codenetwork.bsky.social · 27/05/2026
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CODE - Confident Decision Network @codenetwork.bsky.social · 26/05/2026
Spot our two CODE students @alelorcavyhmeister.bsky.social and @lauradelaere.bsky.social 👀
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Laura De Laere @lauradelaere.bsky.social · 26/05/2026
Had a great time presenting my first poster at #VSS2026! 👀🧠 Grateful for all the insightful discussions and feedback, and loved seeing many great talks and other posters. We introduced a new paradigm + computational model to study confidence updating during active sampling in decision-making. 💭
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Alejandro Lorca-Vyhmeister @alelorcavyhmeister.bsky.social · 24/05/2026
Really happy to have presented my first poster at #VSS2026! There were so many great posters and talks. Thanks to everyone who stopped by and heard me talking about Perceptual Confidence on Auditory-Induced Visual Position Biases. I hope to see you all next year with more great science :)
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CODE - Confident Decision Network @codenetwork.bsky.social · 25/05/2026
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Francisca C. Matias @francisca-c-matias.bsky.social · 25/05/2026
🤩My secondment at the Ecole normale supérieure in Paris has come to an end and what an incredible experience it has been! I had the chance to work closely with Pascal Mamassian on developing a computational model for my data. It’s been an exciting and enriching journey! @codenetwork.bsky.social
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Francisca C. Matias @francisca-c-matias.bsky.social · 25/05/2026
I am happy to share that my scholarship journey has been featured on globalscholarships.com/scholarship-... !🎓 I talk about my academic path, how I prepared my applications, what I believe made them stand out, and the advice I wish I had received earlier. @codenetwork.bsky.social @bcbl.bsky.social
globalscholarships.com
Marie Skłodowska-Curie Predoctoral Fellow Francisca Matias from Portugal Shares Her Journey of Studying Metacognition in Childhood at the BCBL, Spain
My name is Francisca Matias, and I am from Coimbra, Portugal. I have always been driven by a fascination with how the human brain perceives and constructs
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Tianqi ZHAN @tianqizhan.bsky.social · 01/05/2026
A new measure of metacognitive bias: non-confounded, reliable, directly derived from the meta-d’ model, and easy to compute using the hmetad package in R.
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CODE - Confident Decision Network @codenetwork.bsky.social · 28/04/2026
🤔Metacognitive knowledge refers to an individual’s understanding of their own cognitive processes. This construct is typically divided into three interrelated domains: 1. Knowledge of oneself as a learner 2. Knowledge of the task 3. Knowledge of strategies
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Steve Fleming @smfleming.bsky.social · 24/04/2026
Lovely work led by Dharsh Kumaran and his team at Google DeepMind shedding new light on the metacognitive profile of LLMs We show that LLM confidence estimates are both stubborn and brittle all at once Paper: www.nature.com/articles/s42...
nature.com
Competing Biases underlie Overconfidence and Underconfidence in LLMs - Nature Machine Intelligence
Kumaran et al. show that large language model (LLM) confidence is shaped by two competing biases: a choice-supportive bias that inflates confidence in initial answers, and a systematic overweighting o...
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CODE - Confident Decision Network @codenetwork.bsky.social · 22/04/2026
🤔Confidence measurement is how researchers capture and analyse people’s subjective sense of certainty about their own judgments. After making a decision, such as identifying an image, individuals are typically asked to report how confident they are that their choice is correct.
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CODE - Confident Decision Network @codenetwork.bsky.social · 13/04/2026
🤔The Bayesian Brain: Your brain is constantly guessing about the world around you. Noisy sensory input is combined with prior knowledge to form a best estimate of reality. This process explains why our perceptions can be biased and, at times, lead to systematic errors in judgment.
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CODE - Confident Decision Network @codenetwork.bsky.social · 08/04/2026
🤔Multisensory Integration: The world around us consists of signals of many forms that our senses receive. To process this information, the brain must determine which signals belong together. Ex: in a cinema we see people on screen speaking and hear the words, which is combined into a single event.
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CODE - Confident Decision Network @codenetwork.bsky.social · 01/04/2026
🤔What determines our confidence? Imagine you’re looking for something in the dark - because you’re less certain about the world around you, you’ll feel less confident in what you see. Uncertainty can act as a signal for confidence, causing you to put more effort in - or just switch on a light!
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Reposted by CODE - Confident Decision Network
Tianqi ZHAN @tianqizhan.bsky.social · 30/03/2026
Metacognition ppl, check out this upgraded hmetad package for estimating metacognitive metrics (e.g., M-ratio)! ☑️More efficient ☑️Easier to implement ☑️Comprehensive documentation ☑️New non-confounded measure of metacognitive bias (meta-delta) I’ve just applied this model to my data - working nicely!
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CODE - Confident Decision Network @codenetwork.bsky.social · 25/03/2026
🤔 Metacognitive Bias is the tendency for our confidence to be consistently higher/lower than our accuracy. Some people feel more confident than their performance deserves, while others doubt themselves even when they are right. These biases can shape the way we act and the decisions we make.
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Micah G. Allen @micahgallen.com · 19/03/2026
Is there a single "interoceptive sense"? Our new study in @commspsychol.nature.com says: probably not. In 241 participants, cardiac and respiratory interoception were completely uncorrelated — only subjective confidence was shared across domains. www.nature.com/articles/s44... #psychscisky 🧪
  Graphical abstract showing three panels. Left panel, "Multiorgan Interoception Measures," depicts a translucent human body
   silhouette with anatomically rendered heart (red) and lungs (blue), accompanied by schematic icons for three
  psychophysical tasks: the Respiratory Resistance Sensitivity Task (RRST), Heart Rate Discrimination Task (HRDT), and an
  auditory control condition. N = 241 participants. Center panel, "Psychophysical Modelling and Individual Differences,"
  shows a fan of overlapping sigmoid psychometric curves in blue-to-red gradient representing individual variation in
  perceptual threshold (α) and precision (β), a hierarchical Bayesian model diagram, and icons for metacognitive bias and
  M-Ratio efficiency. Right panel, "Key Finding: No Cross-Modal Relationship," displays a scatterplot of cardiac versus
  respiratory sensitivity with a flat regression line (r ≈ 0, BF₀₁ > 6), a compact Bayes Factor heatmap with mostly blue
  null-supporting cells and one orange cell indicating that subjective confidence is shared across modalities (r = 0.51***).
   Takeaway: interoceptive ability is modality-specific.
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CODE - Confident Decision Network @codenetwork.bsky.social · 18/03/2026
When we are confident about our decisions,we actually evaluate how accurate we are in predicting the outcome of such decisions, without external feedback.Our evaluation is better when we examine actions we already made, suggesting that experiencing the decision better calibrates our self-evaluation.
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CODE - Confident Decision Network @codenetwork.bsky.social · 11/03/2026
🤔Metacognitive efficiency measures to what extent our confidence tracks our actual performance. We generally feel more confident when we’re right than when we’re wrong. However, interestingly, this ability also changes depending on the situation we’re in and varies across the population.
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Daniel Yon @danieljamesyon.bsky.social · 09/03/2026
How does uncertainty transmit from one head to another? Our new paper out today in @currentbiology.bsky.social reveals how public communication alters private confidence. w/ Einar Andreassen & @cdfrith.bsky.social @birkbeckpsychology.bsky.social @leverhulme.ac.uk 🧠📈
cell.com
Public communication alters private confidence
Andreassen et al. demonstrate that confidence exhibited in public affects our private assessment of confidence.
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CODE - Confident Decision Network @codenetwork.bsky.social · 05/03/2026
🤔 Confidence Control. Our sense of confidence is a powerful guide for our behavior. It shapes many of the decisions we make every day: we might search for more information when we feel uncertain, ignore irrelevant feedback when we feel very confident, or adjust how we approach learning.
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CODE - Confident Decision Network @codenetwork.bsky.social · 25/02/2026
🤔Confidence Matching is the tendency for people making decisions together to unconsciously align their expressed confidence levels with each other,rather than with the actual reliability of their own knowledge, turning confidence into a social signal rather than a metacognitive measure. 💭
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CODE - Confident Decision Network @codenetwork.bsky.social · 12/02/2026
Just wrapped up our amazing CODE intermediate meeting at @bcbl.bsky.social in San Sebastián 🌊! Our PhD students shared their progress, and we got to hear incredible keynotes from Silvia Lopez-Guzman, Máté Lengyel, and Robbe Goris. So many great conversations! Excited for what’s next🚀! #MSCA
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CODE - Confident Decision Network @codenetwork.bsky.social · 12/02/2026
International Day of Women in Science! Congratulations to all the women we have in this consortium! 🥁 🤩 Our PhDs: @Alessandra @francisca-c-matias.bsky.social @thelucidneuron.bsky.social @lauradelaere.bsky.social @tianqizhan.bsky.social Our PIs:Elisa Filevich,Janneke Jehee,Ruth van Holst,Uta Noppeney
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Perrine Porte @perrineporte.bsky.social · 26/01/2026
Are you sure there’s no mosquito in the room? With @matanmazor.bsky.social, Chichi Dézier, @nfaivre.bsky.social & Louise Goupil, we study how we combine multiple sensory sources to be confident in presence and absence: While detection rely on one modality, confidence requires both channels to align!
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Nature Human Behaviour @nathumbehav.nature.com · 21/01/2026
This research by @magdadelrio.bsky.social et al. finds a strong recency bias in information gathering, attenuated in those on the OCD spectrum. Behavioural and MEG data show reduced evidence updating and in high-OC individuals. #OCD #GAD #MEG
dlvr.it
Indecision and recency-weighted evidence integration in non-clinical and clinical settings - Nature Human Behaviour
This research finds a strong recency bias in information gathering, attenuated in those on the OCD spectrum—a possible mechanism for indecisiveness. Behavioural and MEG data show reduced evidence updating in high-OC individuals.
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Nadine Dijkstra @nadinedijkstra.bsky.social · 20/01/2026
So excited to see this lovely paper with @benjyb.bsky.social, @matanmazor.bsky.social and @giuliacabbai.bsky.social published in @nconsc.bsky.social! academic.oup.com/nc/article/2...
academic.oup.com
Vivid imagery is reported faster than weak imagery
Abstract. Visual imagery and external perception rely on similar representations. However, whether the same processes underpin the subjective appraisal of
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Cognitive Science Group @cogscigroup.bsky.social · 15/01/2026
New pre-print! **Confidence phenotypes: a unified computational account of value and decision certainty in reinforcement learning** by @ncomay.bsky.social, @guillermosolovey.bsky.social & @pablobarttfeld.bsky.social. osf.io/preprints/ps.... Feedback is welcome!
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UCL News @uclnews.bsky.social · 15/01/2026
Women and people with anxiety are both prone to low confidence in their own abilities, but a new study by Dr @sucharit.bsky.social and Prof @smfleming.bsky.social @uclpals.bsky.social @uclbrainscience.bsky.social has found that the two groups are prone to two distinct types of underconfidence
ucl.ac.uk
Two types of underconfidence linked to anxiety and gender
Women and people with anxiety are both prone to low confidence in their own abilities, but a new study by UCL researchers has found that the two groups are prone to two distinct types of underconfiden...
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Doby Rahnev @dobyrahnev.bsky.social · 13/01/2026
New preprint: Confidence-accuracy dissociations in perceptual decision making. A review I was supposed to write 3 years ago for my VSS Young Investigator Award. Better late than never 😅 I tried to organize the literature and explore the likely mechanisms. Feedback welcome! osf.io/preprints/ps...
osf.io
OSF
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Editors of Neuroscience of Consciousness @nconsc.bsky.social · 05/01/2026
🚨 New article in #NCONSC Perceptual and attentional uncertainty impact global performance monitoring academic.oup.com/nc/article/2... #consciousness 🧠🧪
academic.oup.com
Perceptual and attentional uncertainty impact global performance monitoring
Abstract. We have a fair understanding of what contributes to our confidence when performing individual trials of a task. However, little is known regardin
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Elisa Filevich @elifilevich.bsky.social · 05/01/2026
Marika's latest study is out, showing that her previous results (priors affect confidence more than decisions) hold and generalise to long-term, "real" priors, not just those fake ones we induce in the lab. This is one of two recent articles from my two wonderful (ex) PhD-students.
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CODE - Confident Decision Network @codenetwork.bsky.social · 13/11/2025
Congratulations to Francisca Campos, a PhD student of our network 🥳. She was recently interviewed about her research! 🎉
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Kobe Desender @kobedesender.bsky.social · 29/10/2025
"How disconfirmatory evidence shapes confidence in decision-making"! Now out in @commspsychol.nature.com w @annikaboldt.bsky.social & Yishu Sun Paper: www.nature.com/articles/s44... Thread ↓↓↓ #PsychSciSky #Neuroscience #Neuroskyence #Metacognition #Confidence
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CODE - Confident Decision Network @codenetwork.bsky.social · 23/10/2025
Get to know our PhD students!👁️‍🗨️🎉 Thomas Hawkins, supervised by Janneke Jehee and Uta Noppeney, investigates the temporal dynamics of perceptual uncertainty and develops new methods to measure uncertainty directly from brain signals.
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