Yang Teoh

@yyangteoh.bsky.social

Banting Postdoctoral Research Fellow @ Brown https://yiyangteoh.com Social decision-making, learning and emotion. Latest preprint on social alignment of emotion concepts: https://doi.org/10.31234/osf.io/23k8b_v1

New perspective paper from our lab: “The hippocampus as a generative model” out now !! royalsocietypublishing.org/rstb/article... The traditional view of the hippocampus is that it creates a cognitive map. Here we extend this view to conceptualise the hippocampus as a “generative model”.

The hippocampus as a generative model

Abstract. A generative model can be defined as a model of the latent causes of sensory input that can be used to generate new data samples. By examining em

royalsocietypublishing.org

Learning from the most successful people makes sense? We show that social learning, and especially payoff bias, is bad when choice outcomes are dependent on prior success💰 As such "rich-get-richer" dynamics are everywhere, this shows fundamental boundary conditions for the benefits of SL!

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Paul Bergmann@pkbergmann.bsky.social · 4w ago

New preprint with @dominikdeffner.bsky.social: While social learning is broadly adaptive when repeated decision outcomes are independent, we show that when outcomes depend on prior success, most social learning strategies deteriorate performance and increase inequality: doi.org/10.31234/osf... 1/7

Recent preprint with Oriel FeldmanHall and Matt Nassar, showing clear neural evidence that adolescent (13-15 yrs) social media and smartphones use are associated with blunted reward signaling in the ventral striatum, the brain's reward processing hub, and worse mental health. osf.io/preprints/ps...

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📣 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...

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

biorxiv.org

I was asked to speak with a graduate class today about research data management. I was asked, "How do people become convinced that beginning data management early on in a project is worth it?" Me: "Suffering. They usual have to suffer first." 😅

My article "Three-Sided Testing to Establish Practical Significance" with @jackfitzgerald.bsky.social is now published in AMPPS! journals.sagepub.com/doi/10.1177/... Three-sided testing is an improved version of TOST that lets you test for equivalence, superiority and inferiority simultaneously.

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🚨🚨 Job Alert! 🚨🚨 We are seeking a full-time Study Coordinator for a NIMH-funded project that aims to uncover cognitive and neural mechanisms underlying maladaptive food-choice behavior in anorexia nervosa using behavior, eye tracking, fMRI, and computational models. Pls spread the word!

Study Coordinator

Department SSD Institute for Mind and Biology: Staff and Temporary Employees About the Department The Eating Disorders Program in the Department of Psychiatry and Behavioral Neuroscience at the Univer...

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🚨🚨JOB ALERT🚨🚨 I'm hiring a cogsci/philosophy/compneuro postdoc at @ucl.ac.uk @uclbrainscience.bsky.social @uclpals.bsky.social! www.jobs.ac.uk/job/DRH486/p... Come to London & work on frameworks for "testing" for consciousness using Bayesian belief updating & latent variable modeling. Pls share!

Postdoctoral Research Fellow at UCL

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The Duncan Memory Lab and the Finn LAND Lab at the University of Toronto, Department of Psychology, are hiring a Full-Time Joint Lab Manager. Commitment: 1–2 years (Ideal for pre-grad school experience). Start Date: Early June Deadline: May 20th, 11:59 PM. Please help circulate the linked ad! TY!

Lab Manager Job Posting (2026 Summer) Public

The Duncan Memory Lab and the Finn Learning and Neural Development (LAND) Lab at the University of Toronto are seeking a full-time joint Lab Manager (20 hours a week in each lab) The preferred start d...

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***4-year Career Development Research Fellowship in Psychology now available at Oxford!*** Open to all areas of Psychology, including Cognitive/Behavioural Neuroscience. PhD in last three years, or be about to submit (some exceptions apply). Deadline: 21st May. www.sjc.ox.ac.uk/discover/vac...

Career Development Research Fellowship

Career Development Research Fellowship in Psychology for full-time research offered by St John’s College to early career researchers who have recently completed or are close to completion of a doctora...

sjc.ox.ac.uk