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Posts by Steve Fleming

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Explanation, scope, and perspective: sources of schismogenesis in consciousness science Contemporary consciousness science faces an impasse: competing theoretical frameworks—structuralist versus functionalist, universal versus local, intrinsic versus extrinsic—appear to be inducing philo...

New open-access paper out in Trends in Cognitive Sciences:

Explanation, scope, and perspective: sources of schismogenesis in consciousness science
Francesco Ellia & Naotsugu Tsuchiya

A thread 1/n🧵

www.cell.com/trends/cogni...

3 days ago 24 8 1 1
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What makes adaptive decision-making possible?
New preprint connecting cognitive, social, biological, and computational views! w/ Dorst, FeldmanHall, @smfleming.bsky.social, @catehartley.bsky.social, Gottlieb, Lejarraga, Müller-Trede, @angelaradulescu.bsky.social, and Rosati
osf.io/preprints/ps...

3 days ago 50 18 0 2
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Rapid concerted switching of the neural code in the inferotemporal cortex - Nature Face cells in the macaque inferotemporal cortex are initially able to detect faces and then rapidly switch to a face-specific neural code to discriminate between different face identities.

"Rapid concerted switching of the neural code in the inferotemporal cortex" 🧠😊

Exciting new work in Nature led by Yuelin Shi with Doris Tsao

www.nature.com/articles/s41...

#neuroskyence #faces

6 days ago 26 6 0 0
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Home This satellite meeting showcases the latest research on metacognition, in the form of both keynotes and short oral presentations.

🚨 Announcing another edition of the Metacognitive Science satellite in NYC, August 2nd 2026 (day before CCN) 🧠 🧪

Abstract submission is now open and closes May 15th!

metacognitivescience.org

Co-organised with @meganakpeters.bsky.social @luciecharlesneuro.bsky.social @dobyrahnev.bsky.social

1 week ago 27 14 0 0
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Home This satellite meeting showcases the latest research on metacognition, in the form of both keynotes and short oral presentations.

🚨 Announcing another edition of the Metacognitive Science satellite in NYC, August 2nd 2026 (day before CCN) 🧠 🧪

Abstract submission is now open and closes May 15th!

metacognitivescience.org

Co-organised with @meganakpeters.bsky.social @luciecharlesneuro.bsky.social @dobyrahnev.bsky.social

1 week ago 27 14 0 0
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Public communication alters private confidence Andreassen et al. demonstrate that confidence exhibited in public affects our private assessment of confidence.

Public communication alters private confidence - cool study from @danieljamesyon.bsky.social and team

www.cell.com/current-biol...

2 weeks ago 14 8 1 1
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🎉 Excited to share our publication in PNAS! 🎉
What happens when our stream of consciousness turns towards the body? Our fMRI study of 536 individuals finds that 'body-wandering' is associated with patterns of brain connectivity, physiology, affect, and mental health:
www.pnas.org/doi/full/10....

3 weeks ago 109 46 3 1

another neat feature is that we have implemented a new measure of metacognitive bias that (unlike mean confidence) is independent from task-level performance and metacognitive sensitivity. we have a paper on this measure in progress so stay tuned!

1 month ago 6 1 2 0
hmetad: an R package for hierarchical Bayesian modeling of confidence ratings Implementation of Bayesian regressions over the meta-d' model of psychological data from two alternative forced choice tasks with ordinal confidence ratings. For more information, see Maniscalco & Lau...

happy to announce the official release of my first R package on CRAN! 🎉

building on the Hmetad toolbox by @smfleming.bsky.social, the hmetad package allows users to fit the meta-d' model of confidence ratings using a familiar brms/lme4-style formula syntax

1 month ago 55 22 4 2
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Scientific Publishing: Rethinking how research is reviewed and published Taking a radical new approach to the publication process resulted in eLife losing its impact factor, but authors, reviewers, editors and funders support the journal and its efforts to reform scientifi...

Scientific publishing: Rethinking how research is reviewed and published

Review of how the loss of impact factor affected submissions at eLife - uneven drop across countries, but generally holding up remarkably well and shows a new model is possible

elifesciences.org/articles/110...

4 weeks ago 84 34 2 4
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Exciting work by @kevingoneill.github.io to extend / rewrite the HMetad toolbox in R and STAN 🥳

We supercharge meta-d modeling within a bayesian regression framework, wrapped in a user-friendly R package with bespoke plotting tools (+ a new principled measure of metacognitive bias, meta-delta!)

🧠🧪

4 weeks ago 29 8 0 0

It's Cosyne time!!

Here are some contributions from my lab and some of my close collaborator labs (Thomas Akam, @melgaby.bsky.social, Steve Kennerley, @sameershethmd.bsky.social )

1 month ago 31 5 1 1
Consciousness Club — the MetaLab

In this week’s Consciousness Club we’re hosting @matanmazor.bsky.social who will be telling us about “Mind-body dualism as social signalling”

Wednesday 11th March 11am-1230pm UK time

All welcome! For more info and how to join please see metacoglab.org/consciousnes...

1 month ago 17 1 1 0
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Brain, think on thyself What the science of self-awareness can tell us about confident decision-making

In my latest Q&A for @knowablemag.bsky.social, @smfleming.bsky.social‬ explains his research investigating what we know about what we know, think about what we think, and believe about what we believe. knowablemagazine.org/content/arti...

1 month ago 12 4 0 0
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Stimulus reliability but not boundary distance manipulations violate the folded-X pattern of confidence The folded-X pattern has been identified as a critical signature of confidence: as conditions become easier, confidence increases for correct trials b…

Our new paper is out in Cognition! What determines whether confidence follows the classic "folded-X" pattern vs. the "double-increase" pattern? The answer lies in the type of stimulus manipulation. Big thanks to my advisor Doby @dobyrahnev.bsky.social and co-first author @herrickfung.bsky.social !

1 month ago 21 7 1 1

A cubic millimetre of the human brain. The whole thing is about 960,000 times this size, giving you some idea of the mind-boggling complexity we have yet to encounter. But you have to start somewhere.

1 month ago 31 9 0 0

yes will DM you the details

1 month ago 1 0 0 0

Brain and breathing-obsessed friends - this week's talk from @smfleming.bsky.social Metalab's Consciousness Club might be of interest?

👇🫁🧠#neuroskyence

1 month ago 9 1 1 0
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Next Consciousness Club is this Wednesday 25th Feb at 11am UK time!

Anat Arzi @anatarzi.bsky.social will be talking about "The Dynamics of (Un)Consciousness: Insights from Olfaction and Respiration"

All welcome, for more info and how to join please see: metacoglab.org/consciousnes...

1 month ago 29 8 2 1

Congratulations Nico!! Really looking forward to welcoming you to UCL

2 months ago 13 0 0 0
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At this week’s Consciousness Club we have @svangaal.bsky.social speaking on “Linking arousal state fluctuations and recurrent processing to conscious perception”

Looking forward to it!

All welcome, Wednesday 28th Jan 11am-1230pm UK time

metacoglab.org/consciousnes...

2 months ago 13 1 0 0
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Personality Genomics Recent research advances have precipitated the era of personality genomics: the study of how variation in human DNA sequence predicts individual differences in characteristic patterns of thinking, fee...

A very comprehensive review of the genetics of personlity led by @tedmond.bsky.social This is a great onramp for those who haven't checked into psychiatric genetics or bahviour genetics in a while. www.annualreviews.org/content/jour...

2 months ago 31 12 3 1
Neurophenomenal structuralism and the role of computational context | Philosophy and the Mind Sciences Philosophy and the Mind Sciences (PhiMiSci) focuses on the interface between philosophy of mind, psychology, and cognitive neuroscience. PhiMiSci is a peer-reviewed, not-for-profit open-access journal...

#PhiMiSci published a new article in the special issue on structuralism: “Neurophenomenal structuralism and the role of computational context” by M. Paßler and A. Doerig.
It aims to challenges local structuralist theories that overlook the content-constituting role of computational context.

3 months ago 8 4 0 0
Visual representations in the human brain rely on a reference frame that is in between allocentric and retinocentric coordinates Visual information in our everyday environment is anchored to an allocentric reference frame – a tall building remains upright even when you tilt your head, which changes the projection of the building on your retina from a vertical to a diagonal orientation. Does retinotopic cortex represent visual information in an allocentric or retinocentric reference frame? Here, we investigate which reference frame the brain uses by dissociating allocentric and retinocentric reference frames via a head tilt manipulation combined with electroencephalography (EEG). Nineteen participants completed between 1728–2880 trials during which they briefly viewed (150 ms) and then remembered (1500 ms) a randomly oriented target grating. In interleaved blocks of trials, the participant’s head was either kept upright, or tilted by 45º using a custom rotating chinrest. The target orientation could be decoded throughout the trial (using both voltage and alpha-band signals) when training and testing within head-upright blocks, and within head-tilted blocks. Importantly, we directly addressed the question of reference frames via cross-generalized decoding: If target orientations are represented in a retinocentric reference frame, a decoder trained on head-upright trials would predict a 45º offset in decoded orientation when tested on head-tilted trials (after all, a vertical building becomes diagonal on the retina after head tilt). Conversely, if target representations are allocentric and anchored to the real world, no such offset should be observed. Our analyses reveal that from the earliest stages of perceptual processing all the way throughout the delay, orientations are represented in between an allocentric and retinocentric reference frame. These results align with previous findings from physiology studies in non-human primates, and are the first to demonstrate that the human brain does not rely on a purely allocentric or retinocentric reference frame when representing visual information. ### Competing Interest Statement The authors have declared no competing interest. NIH Common Fund, https://ror.org/001d55x84, NEI R01-EY025872, NIMH R01-MH087214

Check out our *preprint* for some cool correlations with behavior (for foblique effect fans). For now, I’m just happy that these fun data are out in the world. It’s been a minute Chaipat Chunharas & I ventured to dissociate allocentric and retinocentric reference frames (7+ years ago?! 🤫)... 10/n

2 months ago 15 3 1 0
Summer School - About — the MetaLab

We're running a 5th edition of the always-exciting UCL Summer School on Consciousness and Metacognition this year, 8th-10th July 2026 in London. Accommodation and travel expenses are covered.

For more information and how to apply, check out metacoglab.org/summer-schoo...

3 months ago 34 19 0 1
Gender and anxiety reveal distinct computational sources of underconfidence | Psychological Medicine | Cambridge Core Gender and anxiety reveal distinct computational sources of underconfidence - Volume 56

Our new paper on different types of underconfidence in relation to anxiety symptoms and gender out now in Psychological Medicine 😊
doi.org/10.1017/S003...
with @smfleming.bsky.social

3 months ago 7 6 1 0
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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...

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

3 months ago 15 4 0 2
OSF

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...

3 months ago 63 23 0 1
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With some trepidation, I'm putting this out into the world:
gershmanlab.com/textbook.html
It's a textbook called Computational Foundations of Cognitive Neuroscience, which I wrote for my class.

My hope is that this will be a living document, continuously improved as I get feedback.

3 months ago 590 238 16 10