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Tarryn Balsdon

@tarrynbalsdon

Researcher in cognitive neuroscience, specialising in perception, metacognition, and decision-making

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Latest posts by Tarryn Balsdon @tarrynbalsdon

A digital CAPTCHA verification window titled "Select all squares with PIPES" against a plain white background. The window contains a 3×3 grid of numbered squares, mixing literal hardware, smoking pipes, and programming syntax.

A digital CAPTCHA verification window titled "Select all squares with PIPES" against a plain white background. The window contains a 3×3 grid of numbered squares, mixing literal hardware, smoking pipes, and programming syntax.

These captchas just keep getting harder #rstats

05.03.2026 15:58 👍 613 🔁 140 💬 8 📌 2
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🤔 Confidence Control. Our sense of confidence is a powerful guide for our behavior. It shapes many of the decisions we make every day: we might search for more information when we feel uncertain, ignore irrelevant feedback when we feel very confident, or adjust how we approach learning.

05.03.2026 13:45 👍 3 🔁 1 💬 0 📌 0
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BAMB! 2026 | Barcelona Summer School for Advanced Modeling of Behavior Intensive training for experienced researchers in cognitive science, computational neuroscience and neuro-AI. Five interconnected modules, expert faculty, hands-on projects. July 12-23, 2026.

You're still in time to apply to BAMB! and learn the art of modeling behavior with us! 🧠

The deadline is this Friday, March 6th.

Run! 🏃‍♂️💨

Apply here:
🔗 www.bambschool.org

03.03.2026 15:27 👍 9 🔁 10 💬 0 📌 1
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Congrats to Jun Yang for defending his PhD on “Visual detection of elementary image features during natural behaviour”. 🎉 Well done Dr Jun on this amazing accomplishment.🥳

--
Credits for the pictures to @mengtingj.bsky.social

03.03.2026 10:21 👍 10 🔁 1 💬 0 📌 0

Now published in Perception (@pec-ipe.bsky.social)!

Schulz-Hildebrandt, H. (2026). When purple perceived only at fixation: A fixation- and distance-dependent color illusion. Perception, 0(0). doi.org/10.1177/0301...

28.02.2026 18:18 👍 42 🔁 19 💬 2 📌 0
An array of 9 purple discs on a blue background. Figure from Hinnerk Schulz-Hildebrandt.

An array of 9 purple discs on a blue background. Figure from Hinnerk Schulz-Hildebrandt.

A nice shift in perceived colour between central and peripheral vision. The fixated disc looks purple while the others look blue.

The effect presumably comes from the absence of S-cones in the fovea.

From Hinnerk Schulz-Hildebrandt:
arxiv.org/pdf/2509.115...

24.09.2025 10:16 👍 770 🔁 296 💬 33 📌 53

WOW

01.03.2026 09:09 👍 0 🔁 0 💬 0 📌 0

To all those who survived February, well done, march on

01.03.2026 08:57 👍 7 🔁 0 💬 0 📌 0

Is the concept of “category-selectivity” holding the field back in understanding high-level visual cortex? Detailed discussion in our published perspective piece and accompanying commentaries:

25.02.2026 15:35 👍 9 🔁 3 💬 0 📌 0

Also, the best chocolate brownie that I’ve ever had…

25.02.2026 11:49 👍 4 🔁 1 💬 0 📌 0
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Come for the learning, stay for the cookies! 🍪

Applications for BAMB! 2026 are open. Join us in Barcelona!

www.bambschool.org

25.02.2026 09:56 👍 4 🔁 3 💬 0 📌 1
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Come join us at BAMB! to learn all about modelling behavior and what Barcelona’s beaches have to offer 🏐🏄‍♂️🏊‍♂️

Applications for 2026 are open here: www.bambschool.org

23.02.2026 16:07 👍 6 🔁 8 💬 0 📌 0
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🔎Updated preprint "Humans use a dual policy to improve inferences during epistemic information seeking" by Yinan Cao, Clémence Alméras, Junseok Lee, Inès Maye, and Valentin Wyart. www.biorxiv.org/content/10.1...

19.02.2026 19:18 👍 15 🔁 5 💬 1 📌 0
Flyer for 2026 edition of the European Summer School "Visual Neuroscience" in Rauischholzhausen castle, Germany.

Flyer for 2026 edition of the European Summer School "Visual Neuroscience" in Rauischholzhausen castle, Germany.

The European Summer School "Visual Neuroscience" in Rauischholzhausen castle, Germany, is coming back in 2026!

Deadline: 8 March 2026

www.allpsych.uni-giessen.de/rauisch/

20.02.2026 08:12 👍 37 🔁 14 💬 0 📌 0

Come join us at BAMB!

13.02.2026 11:24 👍 6 🔁 3 💬 0 📌 0
Illustration celebrating the International Day of Women and Girls in Science on February 11, featuring a stylized female scientist in a lab coat and glasses.

Illustration celebrating the International Day of Women and Girls in Science on February 11, featuring a stylized female scientist in a lab coat and glasses.

Happy international day for women and girls in science! #WomenInScience

11.02.2026 13:28 👍 7 🔁 3 💬 0 📌 0

Happy international day for women and girls in science! Feeling endlessly privileged for all the inspiring women I get to work with.

11.02.2026 10:51 👍 21 🔁 2 💬 0 📌 0
Photo de la librairie avec l'indication : la librairie a été perquisitionnée illégalement le 7 janvier 2026

Photo de la librairie avec l'indication : la librairie a été perquisitionnée illégalement le 7 janvier 2026

Je réinstalle BlueSky pour relayer cette info de la librairie Violette and co qui mérite d'être connue dans le détail car il n'y a pas que la perquisition qui est très inquiétante. RT en masse s'il vous plait 💜

16.01.2026 10:39 👍 578 🔁 576 💬 6 📌 29

I love this so much. After pushback on his recent "Medicine is the only field that reaches 6 sigma" with "my field, psychophysics is so awesome" he posted this. Hurray all Psychophysicists. LETS CELEBRATE PSYCHOPHYSICS. An island of large effects is us!

15.01.2026 16:14 👍 46 🔁 10 💬 3 📌 1
Cover of the booklet. Title: Speech in Noise Workshop, Abstracts. With a colorful picture of the Eiffel Tower.

Cover of the booklet. Title: Speech in Noise Workshop, Abstracts. With a colorful picture of the Eiffel Tower.

The program booklet for the SpiN workshop is now ready to download! Two days of intense discussions on psychoacoustics and psycholinguistics await at ENS Paris next week! https://2026.speech-in-noise.eu/files/SPIN2026-Programme.pdf

08.01.2026 16:52 👍 5 🔁 2 💬 0 📌 0
A picture of La rotonde Stalingrad, Paris, in the snow, with a large Christmas tree centred

A picture of La rotonde Stalingrad, Paris, in the snow, with a large Christmas tree centred

Paris did snow better

06.01.2026 19:25 👍 3 🔁 0 💬 0 📌 0

I saw a tip a while ago that works sometimes: if you click on the link on the invite email and it takes you to the login page, close the tab and try clicking again, sometimes it takes you direct without needing to log in. Still annoying they make 20 profiles for you on “central” which you can’t link

02.01.2026 18:54 👍 1 🔁 0 💬 0 📌 0
The Dogs of 2025
The Dogs of 2025 YouTube video by WeRateDogs

The Dogs of 2025

youtu.be/K_1tNbud-8g?...

31.12.2025 17:07 👍 2509 🔁 715 💬 81 📌 221
A formal 17th-century oil portrait of Elena Piscopia seated in a high-backed red chair against a dark background. She has curly dark hair, pale skin, and wears a black dress with lace-trimmed sleeves and a striped fur-lined shawl draped over her shoulders. Her right hand rests near an armillary sphere (a skeletal model of the celestial spheres) on a table beside her, while her left hand rest on a book. The mood is serene and dignified, with dramatic lighting highlighting her face and attire.

A formal 17th-century oil portrait of Elena Piscopia seated in a high-backed red chair against a dark background. She has curly dark hair, pale skin, and wears a black dress with lace-trimmed sleeves and a striped fur-lined shawl draped over her shoulders. Her right hand rests near an armillary sphere (a skeletal model of the celestial spheres) on a table beside her, while her left hand rest on a book. The mood is serene and dignified, with dramatic lighting highlighting her face and attire.

Piscopia's graduation ceremony is depicted in the Cornaro Window, installed in 1906 in the West Wing of the Thompson Memorial Library at Vassar College. A vibrant Gothic-style stained glass window depicting Piscopia as the central figure, seated majestically on an ornate throne in flowing robes. She is surrounded by numerous people in elaborate period clothing, some kneeling or presenting gifts, arranged in multiple panels and tiers. The composition is rich with deep blues, reds, golds, and intricate architectural details like columns and drapery, topped by smaller panels of saints or angels in arched lancets.

Piscopia's graduation ceremony is depicted in the Cornaro Window, installed in 1906 in the West Wing of the Thompson Memorial Library at Vassar College. A vibrant Gothic-style stained glass window depicting Piscopia as the central figure, seated majestically on an ornate throne in flowing robes. She is surrounded by numerous people in elaborate period clothing, some kneeling or presenting gifts, arranged in multiple panels and tiers. The composition is rich with deep blues, reds, golds, and intricate architectural details like columns and drapery, topped by smaller panels of saints or angels in arched lancets.

First woman to receive an academic PhD?

Elena Cornaro Piscopia, doctorate in #Philosophy, University of Padua (Italy) on 25 June 1678.

She originally applied for a doctorate in Theology. Church authorities refused as women were not permitted to teach or preach #theology. #education #highered

18.12.2025 23:28 👍 64 🔁 21 💬 0 📌 1
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Excited to announce our symposium on how AI and humans shape each other
“Humans and Artificial Minds: Mutual Influences”
9 Jan at ENS Paris.
Talks by @smfleming.bsky.social, Valeria Giardino, Silvia Tulli, @thecharleywu.bsky.social, Laurence Devillers & @summerfieldlab.bsky.social .
Program ↓

10.12.2025 10:40 👍 21 🔁 8 💬 0 📌 3
Nadia Hosseinizave in front of her first slide

Nadia Hosseinizave in front of her first slide

Congratulations to @nadiahosseinizaveh.bsky.social on a brilliant PhD defense: "Evolution and Dynamics of Perceptual Confidence: From Perceptual Learning to Global Confidence Formation". Impressive work advancing our understanding of perception and metacognition.

08.12.2025 19:09 👍 17 🔁 2 💬 0 📌 2
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Baby otter doing baby otter stuff

26.11.2025 16:38 👍 1476 🔁 206 💬 33 📌 31

Amazing!

27.11.2025 20:48 👍 2 🔁 0 💬 0 📌 0
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That’s a wrap on the first batch of 25 participants, measuring MEG-EEG, ECG, respiration, electrogastrography, facial EMG, and EDA during story listening, mental imagery, and rest (+MRI & questionnaires 😅). Now I’m off on maternity leave while our amazing team continues with the next batch! 💪

27.11.2025 15:13 👍 36 🔁 2 💬 3 📌 0
Infographic with AI slop published in Nature Scientific Reports

Infographic with AI slop published in Nature Scientific Reports

"Runctitiononal features"? "Medical fymblal"? "1 Tol Line storee"? This gets worse the longer you look at it. But it's got to be good, because it was published in Nature Scientific Reports last week: www.nature.com/articles/s41... h/t @asa.tsbalans.se

27.11.2025 09:30 👍 2308 🔁 743 💬 206 📌 474