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Associate Professor @ UCL. Experimental Psychologist. Interested in neural computations underlying social cognition. https://www.wittmann-lab.com
Marco K Wittmann









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Very excited to share our first effort-learning paper in @plosbiology.org! Huge thanks to my wonderful co-authors @Jan Grohn, @thepsychologist.bsky.social and to my co-senior authors @mkflugge.bsky.social and @lilweb.bsky.social, for all their effort on this fun project. doi.org/10.1371/jour...
1mo
This follows-up on our paper on how basis functions guide social decision-making, now investigating individual differences in social basis function use. While having autistic traits does not change these computations, being young does: see work with @simyciri.bsky.social: osf.io/preprints/ps...
New preprint from the lab! Here, @yongling.bsky.social shows that people prioritise self / ingroup-related information to guide their decisions - irrespective of their autistic traits.
Original paradigm and approach first published here: www.nature.com/articles/s41...
Our paper revealing the evolutionary origins of metacognition-driven human intelligence in the macaque brain is just out in Nature Human Behaviour rdcu.be/fji6p
2d
📢PhD job alert! A exciting PhD project that involves using MEG and biophysical modelling to try to predict effects of a glutamatergic treatment for psychosis... plus you can develop your own side project. Join our great team! www.ucl.ac.uk/work-at-ucl/...
🧠 Warum fliehen wir vor einer Bedrohung und stellen uns einer anderen? An der #LMU untersucht Neurowissenschaftlerin @annaschroeder.bsky.social, wie das Gehirn Emotionen oder Bedürfnisse mit äußeren Reizen verknüpft und in Verhalten übersetzt. Im Fokus: die Zona incerta 🔬 Was das ist? Jetzt lesen!
2d
2d
Rong Bi
29d
📣 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...
🎉New positions!🎉 Postdoc and Research technician openings in our lab @yale for computational psychiatry research. Technician position a great stepping stone to grad school. More info: rutledgelab.org/positions Work w/big data from our smartphone apps and large clinical samples happinessquest.app
29d
6d
Marco K Wittmann
1mo
1mo
Nature Human Behaviour - Miyamoto et al. show that human metacognition depends on multiple signals in the anterior lateral prefrontal cortex, whereas in macaques it relies on distributed processing...
rdcu.be
Brain activity, disruption and connectivity comparisons identify origins of human metacognition in other primates
UCL is consistently ranked as one of the top ten universities in the world (QS World University Rankings 2010-2022) and is No.2 in the UK for research power (Research Excellence Framework 2021).
www.ucl.ac.uk
UCL – University College London
Anna Schroeder, neuberufen an der LMU, erforscht, wie das Gehirn Emotionen, Bedürfnisse und Motivation in Handlungen übersetzt – und wie es Verhalten an wechselnde Umweltbedingungen anpasst.
www.lmu.de
Wenn Gefühle Verhalten steuern
Marco K Wittmann
Marco K Wittmann
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
www.biorxiv.org
Neural Dynamics of Belief and Value Computations Guiding Strategic Social Decisions
Postdoc and Research Technician Positions — Rutledge Lab
Now hiring a postdoc and a research technician with an interest in neuroeconomics or computational psychiatry.
rutledgelab.org
Kentaro Miyamoto
LMU München
Prof Rick Adams
osf.io
A study combining group decision-making tasks with fMRI shows that the brain’s dorsomedial prefrontal cortex uses basis functions, similar to those in the visual, motor and spatial domains, to re...
www.nature.com
OSF
Basis functions for complex social decisions in dorsomedial frontal cortex - Nature
Arkady Konovalov
Robb Rutledge
😀Excited to share the new preprint!!!🥳 We show preserved self–other integration in social decision-making among individuals with elevated autistic traits (N = 1,621), highlighting the importance of large samples to validate null effects. www.biorxiv.org/content/10.6...
6d
Autistic people can find social interactions difficult to navigate, traditionally attributed to difficulties in taking others' perspectives. However, we have a limited understanding of how autistic pe...
www.biorxiv.org
Preserved self-other integration during social decision making among individuals with elevated autistic traits
Yongling Lin
New preprint led by @mateuspsi.bsky.social and @andrecravo.bsky.social dissociating absolute from relative time estimation in the brain. Thanks for having me along! Nice to see this out even though it's also a reminder of how much we miss Mark...
1mo
Nick Myers
New preprint www.biorxiv.org/cgi/content/... How does the brain separate "how long was that?" from "was it longer than expected?" We designed a task in which physical duration and categorical judgment vary independently, and used EEG to separate these signals. #neuroskyence #psychscisky 1/8
1mo
Andre Cravo