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Posts by Sven Wientjes

Schema Dictionaries: Quantifying Schematic Content in Narratives with Natural Language Processing: https://osf.io/67jcn

2 months ago 2 1 0 0
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Hybrid neural–cognitive models reveal how memory shapes human reward learning Nature Human Behaviour, Published online: 05 February 2026; doi:10.1038/s41562-025-02324-0Using artificial neural networks applied to human data, Eckstein et al. show that good models of reinforcement learning require memory components that track representations of the past.

Hybrid neural–cognitive models reveal how memory shapes human reward learning

2 months ago 10 5 0 0

Neural dynamics outside task-coding dimensions drive decision trajectories through transient amplification www.biorxiv.org/content/10.1101/2025.11....

4 months ago 8 2 0 0
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Hippocampal Drift Rate Reflects the Temporal Organization of Memories When freely recalling past events, individuals tend to successively remember stimuli that were studied close together in time—a phenomenon known as temporal clustering. Temporal clustering is thought ...

How do changes in context influence how we organize our memories in time?

Faster contextual changes are associated with faster drift in hippocampal activity and reduced temporal clustering in recalled memories.

Elegant work led by @lindsayrait.bsky.social!

www.jneurosci.org/content/45/4...

5 months ago 54 17 2 0
Redirecting

Really delighted to share our new article in Current Biology showing that the cingulate-to-dorsolateral prefrontal pathway is not involved in trial-to-trial short-term adaptation but rather in sustained motivational control.
doi.org/10.1016/j.cu...

5 months ago 36 11 0 0

I’m excited to share my recent preprint on a neural network model of free recall that learns multiple memory strategies including the memory palace!

www.biorxiv.org/content/10.1...

6 months ago 34 16 1 2
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Children leverage predictive representations for flexible, value-guided choice By harnessing a mental model of how the world works, learners can make flexible choices in changing environments. However, while children and adolesce…

New paper out in cognition with @arikahn.bsky.social, @nathanieldaw.bsky.social, Cate Hartley, and @katenuss.bsky.social !!

We show that children 👶 use predictive representations (e.g. SR) to guide their choices, providing an account of how they can make flexible choices in a changing world

6 months ago 46 12 1 1

Hi! I'm interested but private messages are not open for this account.

6 months ago 2 0 1 0

I was mesmerized by the idea that something static can convey not only motion but also temporality, and I decided to test it empirically. It wasn’t an easy task, as the way our data was organized didn’t make it straightforward. But now, here is our paper!
♥️ www.degruyterbrill.com/document/doi...

7 months ago 39 18 1 2
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Graph showing proportions of different motion cues found in 300+ global comics

Graph showing proportions of different motion cues found in 300+ global comics

New paper alert! Work by @cogirmak.bsky.social explores the motion events in 300+ comics from around the world, revealing subtle underlying features of different types of motion cues: "Whoosh! visual depictions of direction, speed, and temporality" www.degruyterbrill.com/document/doi...

7 months ago 19 6 1 1
APA PsycNet

Thrilled to announce our new paper in JEP: General!
psycnet.apa.org/record/2026-...

We show how proactive control declines while reactive control remains robust across the lifespan, using multiple measures of both in a novel Stroop paradigm. A very rich, open dataset for future modeling projects!

7 months ago 6 1 0 0

Decoding the dynamics of cognitive control: Insights from reach movements and electroencephalography www.biorxiv.org/content/10.1101/2025.08....

7 months ago 3 1 0 0
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Resources for Research This section provides brief summaries of selected resources for research that have been published in journals of the Psychonomic Society, typically Behavior Research Methods. These resources consis…

Need to control visual similarity in your experiments? A new open database by Robbins and colleagues @michaelhout.bsky.social @haywardgodwin.bsky.social, published in #psynomBRM, maps similarity among 1,200 objects in 20 categories using MDS—validated & ready to use.

7 months ago 39 17 0 0

Adaptive behavior is guided by integrated representations of controlled and non-controlled information www.biorxiv.org/content/10.1101/2025.08....

8 months ago 2 1 0 0

My first, first author paper, comparing the properties of memory-augmented large language models and human episodic memory, out in @cp-trendscognsci.bsky.social!

authors.elsevier.com/a/1lV174sIRv...

Here’s a quick 🧵(1/n)

8 months ago 68 19 3 3
Sage Journals: Discover world-class research Subscription and open access journals from Sage, the world's leading independent academic publisher.

New review paper with Maverick Smith on improving memory for stuff people actually want to remember:
doi.org/10.1177/0963...

8 months ago 22 8 0 0
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My latest: a short review on latent variable models to help uncover trial-to-trial structure in perceptual decision-making strategies

authors.elsevier.com/a/1lMiv4sIRv...

9 months ago 60 22 2 0

Origin and Control of Persistent Mental Content: https://osf.io/dghnf

9 months ago 4 3 0 0

In this new preprint, in review @elife.bsky.social, we show what processing steps make up the reaction time using single trial #EEG modelling in a contrast #decision task.

In this 🧵 I'm telling the story behind it as I think it is quite interesting and I can't write it like this in the paper...

9 months ago 31 11 2 5
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Subgoals in Hierarchical Reinforcement Learning: https://osf.io/vnte2

10 months ago 3 1 0 0

Two time scales of adaptation in human learning rates www.biorxiv.org/content/10.1101/2025.06....

10 months ago 10 3 0 0
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New modeling paper, spearheaded by Raphael Geddert and Seth Madlon-Kay, now out in Psychonomic Bulletin & Review: "Modeling of control over task switching and cross-task interference supports a two-dimensional model of cognitive stability and flexibility".
Free read link: rdcu.be/epatc

10 months ago 26 14 0 1
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Precise individual measures of inhibitory control Nature Human Behaviour - Collecting an extensive publicly available dataset on four inhibitory control tasks, Gratton et al. show that more than 1,000 trials per participant are necessary to reduce...

Excited to announce that our paper (led by @hyejinjadelee.bsky.social & Derek Smith) is out in @nathumbehav.nature.com
go.illinois.edu/Lee2025_NHB
We use 36 days of testing in 4 inhibitory control tasks to examine the precision of inhibitory control measures in *individuals* and how they vary
🧵👇

10 months ago 53 19 1 2
OSF

What happens when we stretch RL over 24 days, with 1 or 2 iterations only per day? Check our preprint! A great collaboration with @benrottman.bsky.social‬ and Yiwen Zhang. @collinsccnlab.bsky.social
osf.io/preprints/ps...

10 months ago 15 6 0 0

🚀 PhD Position in Psychological Methods at @unimarburg.bsky.social
📅 Start: 01.10.2025 | 💼 50% TV-H E13 | ⏳ 3 years

Focus on statistical modeling—Bayesian statistics, cognitive modeling, psychometrics.

🔗 Apply now: uni-marburg.de/r5dKTr

🔄 Thanks for sharing!

11 months ago 27 27 0 0

The Role of Working Memory in Reward-based Learning over Long Timeframes: Opponent Bootstrapping and Interference E ects of Working Memory on Incremental Learning: https://osf.io/vb9u6

10 months ago 3 1 0 0
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We're organizing a symposium in Ghent on "Flexible Definitions of Cognitive Flexibility" on Wednesday, September 10th, with six exciting speakers: shengjiexu.ugent.be/CoCoFlex_Sem.... Registration is free, but seats are limited. You can also submit poster or talk abstracts by July 31st!

11 months ago 14 11 1 1

Complex Span and the N-Back Lack Convergent Validity as Measures of Working Memory: https://osf.io/2xnka

11 months ago 1 1 0 0
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Free recall is shaped by inference and scaffolded by event structure - Communications Psychology This study examines how event boundaries affect recall of items in a decision-making task. Events structured recall, which was impaired for items after boundaries. A reinforcement learning model showe...

This study examines how events structured recall, which was impaired for items after event boundaries. A reinforcement learning model showed that decision certainty predicts recall success.
@atabk.bsky.social @wouterkool.bsky.social @zreagh.bsky.social
www.nature.com/articles/s44...

11 months ago 16 7 0 1
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Proactive control CAN be updated on a trial-by-trial basis

Proactive control CAN be updated on a trial-by-trial basis jocnf.pubpub.org/pub/d448vzo9

1 year ago 5 3 0 0