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Sebastian Gluth

@sgluth.bsky.social
241 followers 161 following 5 posts

Professor for Cognitive Modelling & Decision Neuroscience (@cmdn-lab.bsky.social) at the University of Hamburg (@uni-hamburg.de). Interested in raising two kids, bouldering, football, and other things (if time permits).

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Reposted by Sebastian Gluth
Jordan Deakin @jordantdeakin.bsky.social · 17/09/2026
Taken together, our results support a hierarchical and integrative account of multi-attribute choice, in which integrated option-value representations form the basis of choice - consistent with MASC. Sample 👁️ → Update 🧠 → Integrate ⚖️ → Choose 👆 Work together with @sgluth.bsky.social & Romy Frömer
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Jordan Deakin @jordantdeakin.bsky.social · 17/09/2026
Finally, we followed the hierarchy downstream to emerging preference. Lateralized preparatory motor activity tracked the emerging preference as the difference between option-level value representations 👆, even before the eventual response.
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Jordan Deakin @jordantdeakin.bsky.social · 17/09/2026
If option-level signals reflect integration, they should be sensitive to attribute importance - and they were, while attribute-level signals were not. Option-level signals also interacted with sampled attribute value to predict which option was eventually chosen.
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Jordan Deakin @jordantdeakin.bsky.social · 17/09/2026
And we found a striking hierarchy with dissociable effects! Attribute-level updates → fronto-central positivity Integrated option-level updates → centro-parietal positivity
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Jordan Deakin @jordantdeakin.bsky.social · 17/09/2026
Next, we asked: can we uncover signatures of MASC's proposed hierarchy in fixation-evoked neural activity? We derived fixation-level predictions from MASC regarding attribute- and option-level belief updates and tested them directly against fixation-evoked potentials! 👀🧠
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Jordan Deakin @jordantdeakin.bsky.social · 17/09/2026
To answer this question, we combined EEG & eye-tracking with our Multi-Attribute Search & Choice (MASC) theory.📊 MASC describes how each fixation updates attribute beliefs, which are then weighted and integrated into option-level representations.
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Jordan Deakin @jordantdeakin.bsky.social · 17/09/2026
Some accounts propose that attributes are integrated into single value representations for each option, which are compared to make a choice. Others assume that isolated option-level representations do not exist at all, with choices arising directly from attribute-level comparisons.
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Jordan Deakin @jordantdeakin.bsky.social · 17/09/2026
📣 NEW PREPRINT ALERT! 📣 📝Preprint: www.biorxiv.org/content/10.6... When choosing between options with multiple attributes, what does the brain actually compare - individual attributes or integrated option values? We combined EEG + eye-tracking to find out... and found evidence for the latter 🧠
biorxiv.org
Fixation-evoked potentials reveal neural signatures of hierarchical value-integration during decision-making
Many decisions require maintaining beliefs across multiple levels of representation, from sampling and integrating information to forming action plans. To elucidate these processes and reveal the neur...
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Cognitive Modelling & Decision Neuroscience Lab @cmdn-lab.bsky.social · 09/09/2026
Last week, we had our 2nd lab retreat at Schloss Basthorst! 2.5 days, 16 scientific sessions, German herbs, a boat tour, and lots of good company and team-building.🌿🍵🚤 Grateful to our amazing team for all the effort, ideas, and energy they brought along! A little glimpse of our retreat.☺️
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Lei Zhang | 张磊 @lei-zhang.bsky.social · 02/09/2026
Very excited to share our new work (my first @arxiv-cs-ai.bsky.social!) We compared mentalising abilities across human and LLMs across two games and models. We thought the field'd re-embrace the interdisciplinarity of cognitive science. Curious? Read here! 👇 arxiv.org/abs/2608.26291
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Dynamics of Human Performance Regulation Lab @dhprlab.bsky.social · 31/08/2026
New #DHPRLab paper by @wanjawolff.bsky.social and @jokeyser.fediscience.org.ap.brid.gy together with @sgluth.bsky.social 💪🥳 Check out the post below, in case you're interested! ⬇️
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Wanja Wolff @wanjawolff.bsky.social · 17/08/2026
This is a bit of a deviation from my usual effort & boredom research: with Johannes Keyser and @sgluth.bsky.social I have been working on a passion project on what makes a lab good, flexible, and future-proof. Not about AI or stats, but the physical hardware and how devices talk to each other 🤩 🧵
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Blair Shevlin @bshev.bsky.social · 20/08/2026
Now published in eLife: elifesciences.org/articles/103... We find strong evidence that activity in Pre-SMA and vmPFC scales with gaze-weighted accumulated evidence, suggesting attention directly modulates value signals in canonical decision-making circuits! 🧵 on the methods + findings:
elifesciences.org
Overt visual attention modulates decision-related signals in the frontal cortex
Brain activity in the pre-supplementary motor area and dorsolateral prefrontal cortex represents gaze-weighted accumulated evidence signals in value-based decision-making.
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Dr. Stefan Schulreich @sschulreich.bsky.social · 17/07/2026
New paper on how #stress affects #moral inference. Beliefs about „bad people“ are typically more volatile, but acute stress transiently increased belief #volatility for good people - an effect correlated with cortisol reactivity. #BayesianModeling #BeliefUpdating doi.org/10.1016/j.ps...
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Society for Neuroeconomics @socforneuroecon.bsky.social · 24/06/2026
SNE is pleased to announce the creation of a new Committee for Early Career Researchers. ECRs are invited to help launch the committee & share ideas for programming, mentorship, networking, and advocacy within the Society. Volunteer by July 10, 2026 #SNE2026 #Neuroeconomics #EarlyCareerResearchers
utorontopsych.az1.qualtrics.com
Online Survey | Built with Qualtrics Experience Management™
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Akram Bakkour @akrambakkour.bsky.social · 24/06/2026
Happy to see this paper out in #JNeurosci! We combine computational modeling of behavior and fMRI to better understand maladaptive decisions about what to eat.
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Stefano Palminteri @stepalminteri.bsky.social · 23/06/2026
New paper in Nature Communications 🎉 Led by @romanececchi.bsky.social, with @sgluth.bsky.social, we show that attention shapes value normalization in human reinforcement learning. Eye-tracking models explain nonlinear reward scaling better than an ad hoc parameter. www.nature.com/articles/s41...
nature.com
Attention modulates value normalization in human reinforcement learning by shaping reward encoding - Nature Communications
People’s reward learning is shaped by context, but the cognitive origins of this bias remain poorly understood. Here, the authors provide evidence that attention may underlie these distortions by shap...
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Sophie Bavard @sophiebavard.bsky.social · 16/06/2026
Bottom line: the human brain goes far beyond simple duration tracking. It actively integrates temporal dynamics AND choice difficulty to decode what others prefer. 🧠 Many thanks to @sgluth.bsky.social for years of patience, guidance, and support with this project! Preprint: osf.io/preprints/ps...
osf.io
OSF
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Sophie Bavard @sophiebavard.bsky.social · 16/06/2026
🚨 New preprint with @sgluth.bsky.social on social learning and EEG! 🧠 We've recently found out that, to learn about others' preferences, humans don't just look at WHAT they choose, but also HOW FAST they make a decision. How does the brain actually process this? 👇 osf.io/preprints/ps...
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Maryam Tohidi @maryamtohidi.bsky.social · 07/06/2026
In this work, I combined eye-tracking with fMRI to investigate how information search differs between within-domain and across-domain choices in value-based decisions. I also looked at the link between subjective value and neural activity during these decisions.
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Maryam Tohidi @maryamtohidi.bsky.social · 07/06/2026
Over the past two weeks, I had the great opportunity to present my work at both #SBDM2026 in iconic Paris and #PuG2026 in picturesque Heidelberg. Thank you to the organizers for providing this environment for scientific exchange, and to everyone who stopped by to share their insightful feedback.
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Maryam Tohidi @maryamtohidi.bsky.social · 18/05/2026
An interesting must-read spotlight connecting sampling rhythmicity to computational models of decision-making!
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Arkady Konovalov @arkadykonovalov.bsky.social · 13/05/2026
📣 New preprint 📣 "Neural Dynamics of Belief and Value Computations Guiding Strategic Social Decisions" We use EEG and computational modeling (combining learning + DDM) to explain participants' choices, RT, and neural signals in a strategic game. www.biorxiv.org/content/10.6...
biorxiv.org
Neural Dynamics of Belief and Value Computations Guiding Strategic Social Decisions
Successful strategic behavior must be grounded in beliefs about the opponent and her intentions. While many potential models have been proposed to explain choices in such situations, the neural mechanisms that govern learning and choice in complex strategic contexts remain poorly understood. Here, we use a computational model that combines dynamic learning and choice mechanisms to explain both choices and response times of human participants engaged in a competitive strategic task. Using electroencephalography (EEG), we identify temporally structured stages of neural processing that support an evolving value-based decision process, corresponding to first- and second-order belief updates and evidence accumulation related to the comparison of action values. Gamma-band phase coupling between central and parietal EEG signals varied with individual winning rate, suggesting that strategic behavior involves coordinated information transfer across spatially remote areas. Together, our data characterize the temporally evolving neural dynamics of belief and valuation processes that underlie strategic choice and provide neural validation for assumptions embedded in computational models of this behavior. ### Competing Interest Statement The authors have declared no competing interest. European Research Council, 725355
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Uma Karmarkar @umakarma.bsky.social · 22/04/2026
Did you know that this is the first year the Society for Neuroeconomics conference will be in California? Seize the day, left coasters! Decide to come talk about decisions with us... and keynote speaker, the brilliant Carlos Brody! neuroeconomics.org/2026-meeting/
neuroeconomics.org
2026 Meeting - Society For Neuroeconomics
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Jennifer March @jennamarch.bsky.social · 22/04/2026
Now published at Scientific Reports 🚀 If you ever wondered whether and how hunger affects your decision-making beyond food choices, make sure to check out our paper! 🔗 doi.org/10.1038/s415... 🧵below
nature.com
Domain-specific effects of hunger on attention and choice - Scientific Reports
Scientific Reports - Domain-specific effects of hunger on attention and choice
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Society for Neuroeconomics @socforneuroecon.bsky.social · 07/04/2026
Meet the SNE 2026 invited speakers: Carlos Brody of Princeton University, Cary Frydman of the University of Southern California, and Daniela Schiller of the Icahn School of Medicine at Mount Sinai. Join us Oct 9-11 in Pasadena! #Neuroeconomics #SNE2026 neuroeconomics.org/speakers/
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Jennifer March @jennamarch.bsky.social · 26/03/2026
🚨New preprint alert🚨 Does hunger affect your decisions beyond food? We tested whether being hungry affects attention & choice across food, intertemporal and social domains. Spoiler: the effects of hunger state on attention and choice are more limited than you might think🧵👇
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Daniel Heck @danielheck.bsky.social · 24/03/2026
I always had the vague feeling that Scientific Reports and Nature Communications are mainly APC business models. A paper estimated the total APC for gold/hybrid Open Access per journal 2015–2018: doi.org/10.1162/qss_... Surprise, surprise - there are 2 outliers at the top😐
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Cognitive Modelling & Decision Neuroscience Lab @cmdn-lab.bsky.social · 24/03/2026
Interested in information search? 👀🔍 Make sure to check out our latest theory explaining how people search for information; now out in Psychological Review! @sgluth.bsky.social @jordantdeakin.bsky.social and Jörg Rieskamp
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Sebastian Gluth @sgluth.bsky.social · 23/03/2026
How do people search for information to make efficient decisions? Our new theory, now out in Psychological Review, suggests that an efficient search rule is (at the core of) the answer. And eye-tracking data support our theory. Check out here (it's open access): psycnet.apa.org/fulltext/202...
psycnet.apa.org
APA PsycNet
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Jaan Aru @jaanaru.bsky.social · 19/03/2026
Did someone want systematic reviews of the effects of psychedelics? We have two: A review of electrophysiology, out now in Neuroscience and Biobehavioral reviews www.sciencedirect.com/science/arti... And a review of cognitive effects in J of Psychopharmacology journals.sagepub.com/doi/full/10....
sciencedirect.com
Electrophysiological Mechanisms of Psychedelic Drugs: A Systematic Review
Serotonergic psychedelics are known for their profound effects on consciousness and are gaining renewed interest as potential psychiatric treatments. …
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Jennifer March @jennamarch.bsky.social · 16/03/2026
Curious about how context influences decision-making? 👀🧠 Make sure to check out our symposium on Wednesday 11:00-12:30 at Room N2 #TeaP2026 Featuring✨ @tiborstoe.bsky.social @nunobusch.bsky.social @dmding.bsky.social @barbaraoberbauer.bsky.social
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Niklas Buergi @niklasbuergi.bsky.social · 09/03/2026
How does the brain decide which mental strategy to use when inferring others' beliefs? Excited to (finally!) see my first first-author paper out @natneuro.nature.com Summary below 🧵 #CogSci #CogNeuro www.nature.com/articles/s41...
nature.com
A neural signature of adaptive mentalization | Nature Neuroscience
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Cognitive Modelling & Decision Neuroscience Lab @cmdn-lab.bsky.social · 10/12/2025
Thought-provoking talk at our research colloquium yesterday! 🧠 @lilweb.bsky.social presented ambitious work on testing and improving methods in computational psychiatry. We thank Lilian for her visit and the valuable discussions throughout the day in our lab!
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Stefano Palminteri @stepalminteri.bsky.social · 26/11/2025
🚨Friends, we’re happy to share that our book is available for pre-order! 🎉 We aimed to cover all the foundations of the topic in an accessible manner for a large audience. It could help set up a bachelor-level curriculum on the topic. Pre-orders are very key for the fate of books: shorturl.at/Dxbif
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Shenhav Lab @shenhavlab.bsky.social · 24/10/2025
Check out our new preprint, led by Romy Froemer and in collaboration with Chih-Chung Ting and Sebastian Gluth: “Goals shape dynamics of attention and selection for value-based decision-making”. 🔗 osf.io/preprints/ps...
osf.io
OSF
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Zahra Rahmani @zah-rahmani.bsky.social · 29/10/2025
Read our paper if you're curious or reach out if you have any questions. Kudos to my great coauthor team Tobia Spampatti @tspampatti.bsky.social, Sebastian Gluth @sgluth.bsky.social , Kim-Pong Tam & Ulf Hahnel. Happy Halloween everyone 🎃🧛 /end
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Rasmus Bruckner @rasmusbruckner.bsky.social · 21/10/2025
Our new paper is out as a reviewed preprint in @elife.bsky.social! elifesciences.org/reviewed-pre... Congrats to @hashimsat.bsky.social and our amazing collaborators on this great team effort. Special shout-out to @haukeren.bsky.social, who made this possible through his generous support 🙌
elifesciences.org
Absence of Systematic Effects of Internalizing Psychopathology on Learning Under Uncertainty
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Barbara Oberbauer @barbaraoberbauer.bsky.social · 08/09/2025
In contrast, we found only response deliberation to increase for behaviorally less effective numeric translations (carbon emissions in kg).
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Barbara Oberbauer @barbaraoberbauer.bsky.social · 08/09/2025
Our modeling results suggest that a translation in form of an evaluative rating caused participants to make more ecological choices as a result of a shift in attribute weights in favor of the translated attribute, a decreased attentional bias on the attended option, and increased deliberation.
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Barbara Oberbauer @barbaraoberbauer.bsky.social · 08/09/2025
Attribute translations promote behavior change by translating decision-relevant information into more meaningful units and have been widely adopted by policy makers (e.g., EU energy label). However, little is known about the computational mechanisms that underlie their effects on behavior.
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Barbara Oberbauer @barbaraoberbauer.bsky.social · 08/09/2025
Excited to share joint work with Ulf Hahnel and @sgluth.bsky.social on investigating how attribute translations - a widely implemented behavior intervention - lead to more ecological consumer choices. Main results are below, but check out our preprint 👇 www.researchsquare.com/article/rs-7...
researchsquare.com
Computational Mechanisms of Attribute Translations
Attribute translations, a choice architecture intervention technique aiming to promote behavior change by translating decision-relevant information into more comprehensible and meaningful units for la...
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Jennifer March @jennamarch.bsky.social · 03/07/2025
Proud to see this one out as Version of Record in #eLife doi.org/10.7554/eLif... 🥰
doi.org
Hunger shifts attention and attribute weighting in dietary choice
Extended multi-attribute attentional drift diffusion model reveals how attentional dynamics and weight shifts lead to less healthy decisions under hunger.
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Cognitive Modelling & Decision Neuroscience Lab @cmdn-lab.bsky.social · 26/06/2025
Excited to present our research at this epic location #EGPRO2025 with @sgluth.bsky.social, @maryamtohidi.bsky.social and @jennamarch.bsky.social 🚀
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Cognitive Modelling & Decision Neuroscience Lab @cmdn-lab.bsky.social · 13/06/2025
Amazing sunny team event with our lab today! ☀️ We tackled an escape room aboard the historic ship Rickmer Rickmers - nothing like solving puzzles surrounded by maritime history ⚓🧩 So lovely bonding outside the lab and putting our problem-solving skills to work in completely new settings! 🤓
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Jan Haaker @janhaaker.bsky.social · 04/06/2025
Absolutely recommend! Nice environment and excellent research project
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Wanja Wolff @wanjawolff.bsky.social · 03/06/2025
📢 New Publication 📢 Effort differentially shapes behavior before, during & after an action. w/ @bcheval.bsky.social, Silvio & Florent, we explore stage-specific effects of physical effort & how these dynamically modulate each other. Now out in Trends in Cognitive Sciences 🤩🤩 Curious? ⬇️
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Cognitive Modelling & Decision Neuroscience Lab @cmdn-lab.bsky.social · 04/06/2025
🧠 Job Alert: Postdoc Position Available! We're hiring a postdoc as part of the exciting DFG Research Unit on Belief Updating 🔬 🔍 What we're looking for: Strong quantitative skills & passion for belief updating research 📍 Location: University of Hamburg ⏰ Duration: 2 years, full-time 🔗 Link below
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Rasmus Bruckner @rasmusbruckner.bsky.social · 04/06/2025
Exciting opportunity in our research unit: come join us in Hamburg! 🧠📍 Work with a great team on dynamic belief updating, combining modeling, behavior, and neuroscience. No teaching, full-time, fully funded, and starting Jan 2026.
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