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Kevin O’Neill

@kevingoneill.github.io

Postdoc @ UCL studying causal judgment, counterfactual thinking, and metacognition https://kevingoneill.github.io

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11.10.2023
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Latest posts by Kevin O’Neill @kevingoneill.github.io

Casey Lewry

I am on the job market!

Looking for postdocs and/or teaching-focused roles

I study explanations for inequality & what motivates civic engagement, at the intersection of cognitive, social, and developmental psychology with philosophy and policy

I appreciate any leads! lewry.princeton.edu/home

04.03.2026 01:25 👍 18 🔁 10 💬 1 📌 0

I mean, I shouldn't be surprised by this, but it's wild how many academics apparently don't want to do the main things (write papers, teach students) they are paid to do

03.03.2026 23:24 👍 21 🔁 5 💬 3 📌 0
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New with @tobiasegner.bsky.social & @mariamaly.bsky.social! The relationship between external and internal attention is not fixed but varies between competition, concurrence, and cooperation. We shed light on the conditions that allow for each of these relationships to occur🔍

psyarxiv.com/ry94x_v1

25.02.2026 15:18 👍 17 🔁 7 💬 2 📌 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 !

25.02.2026 00:33 👍 21 🔁 7 💬 1 📌 1
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Why do we remember the past? Bergson's forgotten question Doudja Boumaza (University of Grenoble Alpes)

If the brain doesn’t store memories, where are they? Why do we summon the past into the present? Henri Bergson explored these questions. Doudja Boumaza (Grenoble) is at The Memory Palace today encouraging us all to revisit Bergson’s answers. Enjoy!
open.substack.com/pub/thememor...

10.02.2026 21:44 👍 15 🔁 3 💬 0 📌 2
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Very happy to see "Pretending not to know reveals a capacity for model-based self-simulation", a collaboration with @chazfirestone.bsky.social and @ianbphillips.bsky.social, out in Psych. Science!

journals.sagepub.com/doi/10.1177...

🧵

10.02.2026 17:25 👍 66 🔁 29 💬 1 📌 3
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Quilicura, Chile, one of the communities I wrote about in EMPIRE OF AI, has launched a brilliant initiative to inspire more responsible AI prompting. Today, don't use AI; ask the townspeople instead: quili.ai. So heartened to see this creative act of resistance.

31.01.2026 13:25 👍 630 🔁 260 💬 7 📌 16
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Cow Tools!

We have lived alongside cows for nearly 10,000 years.
We breed them and exploit them

It is now, only now, that we have discovered THEY CAN USE TOOLS

Here I describe our study

(paper) www.sciencedirect.com/science/arti... in @currentbiology.bsky.social
with @auersperga.bsky.social

19.01.2026 17:23 👍 1312 🔁 535 💬 26 📌 110
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

15.01.2026 20:56 👍 7 🔁 6 💬 1 📌 0
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Department Chair, Duke Neurobiology - Duke University, Durham job with Duke University - School of Medicine | 12852576 The Duke University School of Medicine (SOM) seeks a distinguished neuroscientist to serve as the next Chair of the Department of Neurobiology.

My department, Duke Neurobiology, is searching for a new chair. Ad below. Come work with me, @jmgrohneuro.bsky.social @ennatsew.bsky.social @jorggrandl.bsky.social @jnklab.bsky.social @sbilbo.bsky.social @neurocircuits.bsky.social and many other amazing folks! @dukemedschool.bsky.social

13.01.2026 01:21 👍 23 🔁 25 💬 0 📌 2

Applications still open until February 4!

Important note for US applicants: We do consider applicants with only a bachelor's degree and some research experience! You don't need a masters.

#CogSci #PsychSciSky

12.01.2026 17:31 👍 4 🔁 7 💬 0 📌 0

I am not sorry. This is simply true. Academics should be able to write fluently and express themselves clearly and academics should do their own work. It’s literally our job. It’s what we trained until 22nd grade to do. This is a simple observation that should require no explanation or defense.

20.12.2025 13:45 👍 1079 🔁 281 💬 25 📌 12
Redirecting

Very proud to announce that the final chapter of my thesis is now out in Cell Reports! How do neurophysiological traits that characterize individuals evolve across the lifespan? We combined data from over 1,000 individuals aged 4–89 to answer this question. (1/6) 🧠👶👦👧👱👩‍🦱🧔‍♂️🧓👴
doi.org/10.1016/j.ce...

15.12.2025 14:42 👍 15 🔁 8 💬 1 📌 2
Seven-parameter drift-diffusion pdfs and cdfs now in Stan | Statistical Modeling, Causal Inference, and Social Science

Seven-parameter drift-diffusion pdfs and cdfs now in Stan
statmodeling.stat.columbia.edu/2025/12/11/s...

11.12.2025 21:00 👍 28 🔁 18 💬 0 📌 0

if you have a specific non-linear function in mind then brms has a special “non-linear syntax” that is well described in the docs

21.11.2025 06:20 👍 3 🔁 0 💬 1 📌 0

depends on what you mean by non-linear, but if you want something like a GAM then it’s about as simple as:

bf(y ~ s(x), phi ~ s(x), family=“beta”)

21.11.2025 06:20 👍 4 🔁 0 💬 1 📌 0

Our new paper in @natcomms.nature.com introduces improv, a flexible software platform that integrates models with experiments in real-time. Traditional experiments collect all data first, then analyze it later. With improv, models analyze data as it streams in and actively guide what to do next.

13.11.2025 15:44 👍 17 🔁 8 💬 1 📌 1
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super excited to say that the first paper from my PhD has been published in Neuroscience and Biobehavioral Reviews 🧠!!

“I could have done otherwise”: the neural bases of counterfactual representations -> doi.org/10.1016/j.ne...

11.11.2025 13:12 👍 12 🔁 3 💬 1 📌 0
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New paper from our lab by Ricardo Morales-Torres (@rmt93.bsky.social) on the visual and semantic properties that shape the vividness of mental representations for events past.

psycnet.apa.org/record/2026-...

The short answer to the title, "What Makes Memories Vivid?" is ... meaning!

10.11.2025 15:51 👍 26 🔁 6 💬 1 📌 0

a particularly fun example of this is that the term “sensitivity” now means both P(true positive) and also z(P(true positive)) - z(P(false positive)), which really helps with explaining ROC curves

08.11.2025 22:35 👍 1 🔁 0 💬 0 📌 0
SSNAP Applications Manager SSNAP Applications Manager Powered By Submittable - Accept and Curate Digital Content

Good news everyone: #Duke Summer Seminars in Neuroscience and Philosophy (SSNAP) are back!! We are now accepting applications for SSNAP 2026, which will take place from May 26 to June 6, 2026. #neuroscience #philosophy #brain Please spread the word! ssnap.submittable.com/submit

07.11.2025 11:58 👍 58 🔁 35 💬 0 📌 2
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GitHub - hadley/genzplyr: dplyr but make it bussin fr fr no cap dplyr but make it bussin fr fr no cap. Contribute to hadley/genzplyr development by creating an account on GitHub.

Do you teach #rstats? Do your students complain about how lame and old-fashioned dplyr is? Don't worry: I have the solution for you: github.com/hadley/genzp....

genzplyr is dplyr, but bussin fr fr no cap.

06.11.2025 23:25 👍 460 🔁 167 💬 42 📌 55

moral of the story is that just about anything can be used as a black box, which isn’t inherently bad. but this is also why we need experts to spot the “landlord special”/causal salad regressions for us

07.11.2025 07:48 👍 0 🔁 0 💬 1 📌 0

this might sound like a knock on this particular professor, but it’s also something we do all the time. most people don’t have a deep causal understanding of how e.g. their fridge, electric, or bicycle work. we usually don’t even notice it until pointed out by a handyman/mechanic

07.11.2025 07:48 👍 0 🔁 0 💬 1 📌 0

I once worked with a senior professor with a habit for calling anything they didn’t understand a “black box”. it wasn’t until they used it to describe GLMMs that I realized the habit was less an exercise in intellectual humility than an excuse to avoid statistical thinking

07.11.2025 07:48 👍 1 🔁 0 💬 1 📌 0

Now I'm also looking for a research software engineer to implement a pile of research results to R packages loo, posterior, bayesplot, projpred, priorsense, brms or/and Python packages ArviZ, Bambi and Kulprit. Apply by email with no specific deadline (see contact info at users.aalto.fi/~ave/)

03.11.2025 11:13 👍 55 🔁 51 💬 2 📌 2
An aerial photograph of the Tilburg University campus.

An aerial photograph of the Tilburg University campus.

I am hiring PhD candidates to study the psychology of attention & technology use at @tilburg-university.bsky.social.

We're looking for motivated & curious scholars with expertise in cognitive psychology and statistics, and offer a friendly work environment with great terms & benefits.

tiu.nu/22989

23.10.2025 15:04 👍 49 🔁 53 💬 1 📌 3

one of the best parts about working in the MetaLab!

21.10.2025 06:46 👍 6 🔁 1 💬 0 📌 0
OSF

Consciousness science as a marketplace of rationalizations

my commentary on @smfleming.bsky.social and @matthiasmichel.bsky.social's thought-provoking BBS paper, and more generally about the field.

osf.io/preprints/ps...

10.10.2025 18:05 👍 45 🔁 18 💬 2 📌 3

People who coax chatbots into sensible answers are basically opening and closing the fridge until it contains something you wanna eat, yes, eventually you get hungrier & eat the stuff in there. But what changed was your cognition. The fridge stayed the same. You changed your mind about the contents.

01.10.2025 21:54 👍 659 🔁 151 💬 18 📌 10