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Nicholas Judd

@njudd.com
476 followers 202 following 55 posts

Jacobs & Pro Futura Scientia Fellow Researcher @ StockholmUni + Donders - Interested in what shapes our brain & cognition

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Reposted by Nicholas Judd
Magnus Johansson @pgmj.bsky.social · 28/09/2026
Our commentary "A Revolution in Search of an Estimand: On the Idionomic Proposal of Hayes et al. (2026)" is now available as a preprint: osf.io/preprints/ps... With @rpsychologist.com, @matti.vuorre.com, and Nils Hentati Isacsson.
osf.io
OSF
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Nicholas Judd @njudd.com · 03/07/2026
New Preprint 📖 with @rogierk.bsky.social on 🔥 Does wildfire pollution affect cognitive and brain development? We merged data sources to answer this question in ~9000 children! www.medrxiv.org/content/10.6... #PsychSciSky #CogPsyc #CogDev #devpsy #CogSci
A day of extensive wildfire pollution (Sep 18th 2020)
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Anna-Lena Eckert @eckertal.bsky.social · 29/06/2026
Amazing 1st lecture by Katalin Karikó, who gave candid insights into her life in science & deeply non-linear path towards her Nobel Prize in 2023. Favourite quote: "When things go wrong, don't waste time feeling sorry for yourself" What a way to kick off #LINO75 www.penguin.co.uk/books/462526...
penguin.co.uk
Breaking Through
Katalin Karikó began life as a butcher’s daughter in communist Hungary. Raised in a one-room home of clay and straw with no running water, she saw potential everywhere: in the promise of a seed, in th...
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Jay Van Bavel, PhD @jayvanbavel.bsky.social · 26/05/2026
A survey of 2600 Ph.D. students, postdocs, and other researchers in 65 countries found that top three complaints were that supervisors: 1) used dismissive communication 2) provided little feedback 3) ignored team members’ well-being The main thing they wanted was empathy
science.org
Early-career researchers want empathy from their supervisors
Survey of 2600 early-career researchers compiles traits of “ideal supervisor”
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Nicholas Judd @njudd.com · 30/04/2026
Was really a pleasure working with BOLD 🎉
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spottingthespot.bsky.social @spottingthespot.bsky.social · 03/04/2026
Hey @natureportfolio.nature.com is this some sort of joke?? Please act ASAP. This is an abomination! 👇How the hell did this ever pass peer review, editorial processes??? doi.org/10.1038/s415...
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Nicholas Judd @njudd.com · 01/04/2026
Presenting in a week (Wens Apr 8 @10CET) at the CEN Colloquium at the Max Planck in Berlin, tune in if interested! @lipmpib.bsky.social www.mpib-berlin.mpg.de/events/45260...
mpib-berlin.mpg.de
CEN Colloquium: Nicholas Judd, Wildfire pollution exposure during childhood adversely affects cognitive and neural development
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Nicholas Judd @njudd.com · 01/04/2026
Job ad: Postdoc to work with me & @rogierk.bsky.social at the Donders on lifespan development questions from Sept onward! Profile: independent, good quant skills, interested in theory-driven work Please share widely www.careersatradboudumc.com/vacancies/po... #Postdoc #AcademicJobs
careersatradboudumc.com
Vacancy — Postdoctoral researcher cognitive development
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Nicholas Judd @njudd.com · 01/04/2026
Having paid over $1,200 for OHBMs' 4-day conference (early bird price), I do not understand why we don't have conferences using university infrastructure during the summer. Is there something I am missing? This money could be spent on so much fun stuff, dinners, networking, scholarships, etc.
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Steve Fleming @smfleming.bsky.social · 22/03/2026
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...
elifesciences.org
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...
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Patrick Siegman @siegman.biz · 19/03/2026
I am a parking reformer because I live in a country where self-professed environmentalists, like this @sierraclub.org leader, oppose affordable housing because it ”doesn’t have enough parking.”
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Max Elliott @maxwellelliott.bsky.social · 13/03/2026
Are you interested in detecting brain changes in individuals with higher precision over shorter intervals? Check out our new paper in Nature Communications. With Randy Buckner, @jingnandu.bsky.social, and others. Link - doi.org/10.1038/s414...
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Lynn Sörensen @lynnkasorensen.bsky.social · 13/03/2026
Are you a postdoc in the Brain & Cognitive Sciences? 🧠 Don't miss this opportunity to showcase your work at MIT - apply by May 31! 🌟
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hakwan lau @hakwan.bsky.social · 13/02/2026
a while back i threatened to share this. finally online for detection tasks we often systematically estimates sensitivity wrong. we need to control for unequal variance in models, but we often don't coz it needs extra data now there's a virtually 'free' way to do it www.cell.com/iscience/pdf...
cell.com
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David Soto @dsotob.bsky.social · 10/02/2026
This is finally out in NeuroInformatics "Enhancing fMRI Decoded Neurofeedback with Co-adaptive Training: Simulation and Proof-of-principle Evidence" shorturl.at/XCwve and the updated PyDecNef repo github.com/pydecnef/Pyd... @hakwan.bsky.social @meganakpeters.bsky.social @neuroaure.bsky.social
link.springer.com
Enhancing fMRI Decoded Neurofeedback with Co-adaptive Training: Simulation and Proof-of-principle Evidence - Neuroinformatics
A significant challenge for neurofeedback training research and related clinical applications, is participants’ difficulty in learning to induce specific brain patterns during training. Here, we addre...
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Juergen Dukart @juergendukart.bsky.social · 10/02/2026
Despite decades of research there are still no reliable biomarkers for any of the major psychiatric diagnoses. In this now published perspective in Molecular Psychiatry we consolidate evidence from genetics, exposome and neuroimaging research on the potential reasons underlying these failures.
nature.com
The many-to-many problem of endophenotypes in psychiatry - a biological perspective - Molecular Psychiatry
Molecular Psychiatry - The many-to-many problem of endophenotypes in psychiatry - a biological perspective
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Giulia Baracchini @giuliaabaracc.bsky.social · 30/01/2026
Now in press one of my last PhD projects! We traced the neurobiological profile of fMRI BOLD signal variability, a measure that has been related to age, behaviour, disease status, but had not yet been fully contextualised within the brain's multiscale architecture. www.nature.com/articles/s41...
nature.com
The biological role of local and global fMRI BOLD signal variability in multiscale human brain organization - Nature Communications
Baracchini et al. reveal that temporal variability in fMRI brain signals encodes biologically meaningful information across spatial and temporal scales, highlighting its role in healthy brain function...
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Matthew A Kraft @matthewakraft.com · 26/01/2026
There are also meaningful differences in school proximity to hazardous sites by state. Even among states with similar site and population densities, the share of sites located near schools varies, suggesting the influence of local policy and land-use decisions. 5/
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Ondrej Zika @ondrejzika.bsky.social · 08/01/2026
The CNG plot thickens - which method recovers correctly a true number of factors? 🍿👇
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Nicholas Judd @njudd.com · 14/11/2025
Going to @sfn.org? Come check out my poster tomorrow [LBP078], Saturday from 14-15, on how wildfire smoke exposure impacts adolescent cognitive and neural trajectories! #SfN25 #SfN2025 eppro02.ativ.me/appinfo.php?... #SfN25
Wildfire particle matter pollution over the United States on one day (September 18th, 2020).
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rogier kievit @rogierk.bsky.social · 04/11/2025
You can read both the manifesto and the report here: www.dejongeakademie.nl/en/news/3148... and some coverage in e.g. the @foliacivitatis.bsky.social here www.folia.nl/en/actueel/1...
dejongeakademie.nl
Universities should be more ambitious in the climate transition, according to The Young Academy - De Jonge Akademie
News
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Psychonomic Society @psychonomicsociety.bsky.social · 18/09/2025
JASP Raincloud plots! More transparency, clearer patterns, better science. New BRM paper by @vlott.bsky.social, @donvdbergh.bsky.social, @fbartos.bsky.social, @njudd.com, @jordyvanlangen.bsky.social, @lukekorthals.bsky.social, @rogierk.bsky.social, @ejwagenmakers.bsky.social et al.
wp.me
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…
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Marc L Seal @parkvillegeek.bsky.social · 03/10/2025
👀 From Maps to Models: A Survey on the Reliability of Small Studies of Task-Based fMRI | bioRxiv www.biorxiv.org/content/10.1...
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Hannah Shelley, MLIS (Metadata, Lattes & Impostor Syndrome) @hannahshelley.site · 13/08/2025
Since search is dead, how soon do you think Google Scholar is headed for the Google Graveyard? I'm betting it's soon, and academia is NOT prepared
hannahshelley.neocities.org
Google Scholar Is Doomed
Academia built entire careers on a free Google service with zero guarantees. What could go wrong?
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Mike Frank @mcxfrank.bsky.social · 13/08/2025
Our position paper is now out: "Learning Variability Network Exchange (LEVANTE): A Global Framework for Measuring Children's Learning Variability Through Collaborative Data Sharing". srcd.onlinelibrary.wiley.com/doi/10.1111/... (preprint: osf.io/preprints/ps...) What is LEVANTE? 🧵
Screenshot of paper title
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Drew Bailey @drewhalbailey.bsky.social · 25/07/2025
Random Intercepts and Slopes in Longitudinal Models: When Are They "Good" and "Bad" Controls? or Illusory Traits 2: Revenge of the Slopes Led by Siling Guo, with Nicolas Hübner, Steffen Zitzmann, Martin Hecht, and Kou Murayama. Comments welcome! osf.io/preprints/ps...
osf.io
OSF
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Nicholas Judd @njudd.com · 01/07/2025
New personal record of desk rejects 🥳 I am taking a note of journals that take over a month for the desk 📖 It is also a unusual situation where pretty much everything has been already reviewed at eLife on our Neuro paper (click for open reviews), now the sample size is just substantially larger.
elifesciences.org
No effect of additional education on long-term brain structure – a preregistered natural experiment in thousands of individuals
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Siwei Liu @siweiliu.bsky.social · 27/06/2025
Great post! I just read this paper by @drewhalbailey.bsky.social and colleagues that shows the RI-CLPM also performs better than CLPM when there are unmeasured time-varying confounders: psycnet.apa.org/record/2025-...
psycnet.apa.org
APA PsycNet
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Attila Krajcsi @krajcsi.bsky.social · 05/05/2025
Reliability paradox. It is not a paradox. osf.io/mu896_v1
osf.io
OSF
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CoolenIlse @coolenilse.bsky.social · 16/05/2025
🚨New Preprint alert! ANS and spatial skills are the same thing! doi.org/10.31234/osf... We aimed to explore how the Approximate Numbers Sense (ANS) and spatial skills related over time, but instead found that they are the same underlying construct.
doi.org
OSF
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Daniel de Kadt @dandekadt.bsky.social · 14/05/2025
🚨 “Good Description” with @annagbusse.bsky.social 🚨 What sets 'good' description apart from 'mere' description? We develop a framework for evaluating descriptive research, whether we are doing it as scholars or assessing it as readers. Two main contributions... 🔗📄 tinyurl.com/gooddesc
tinyurl.com
good_description/good_description_ddk_agb.pdf at main · ddekadt/good_description
Homepage of "Good Description" by Daniel de Kadt & Anna Grzymala-Busse - ddekadt/good_description
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Pietro Biroli @pietrobiroli.bsky.social · 09/05/2025
not a visualization but a good paper about this direct.mit.edu/rest/article...
direct.mit.edu
Omitted Variable Bias in Interacted Models: A Cautionary Tale
Abstract. We highlight that analyses using interaction terms to study treatment effect heterogeneity are susceptible to a form of omitted variable bias that is often overlooked in economics. Unlike mo...
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European Commission @ec.europa.eu · 08/05/2025
Choose Science. Choose Europe. A new Marie Skłodowska-Curie Actions Postdoctoral Fellowships 2025 call is now open. With a budget of €404.3 million, it will support around 1,650 researchers from Europe and beyond. Apply by 10 September → europa.eu/!fBTMgF
A graphic for the Marie Skłodowska-Curie Actions (MSCA), showing a historical portrait of Marie Skłodowska-Curie overlaid with an image of four young researchers walking down a hallway. The European Commission logo is in the top left. Text reads: "Marie Skłodowska-Curie Actions – €404.3 million to support postdoctoral researchers”
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rogier kievit @rogierk.bsky.social · 06/05/2025
Are you an international early career scholar considering spending time in the Netherlands? We likely have capacity to host a Marie Curie Fellow if you are interested. Our lab (lifespancognitivedynamics.com) works on modeling cognitive change in early or later life, at short and long timescales.
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Noah Greifer @noahgreifer.bsky.social · 06/05/2025
A paper I find extremely interesting on the equivalence between fixed effects models and "tweaked" random effects models: doi.org/10.1017/pan....
doi.org
Understanding, Choosing, and Unifying Multilevel and Fixed Effect Approaches | Political Analysis | Cambridge Core
Understanding, Choosing, and Unifying Multilevel and Fixed Effect Approaches - Volume 30 Issue 1
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Julia M. Rohrer @dingdingpeng.the100.ci · 03/05/2025
Good question! I think in that setup just drawing the DAG (with repeated nodes) may be the starting point? The paper on outcome-wide longitudinal designs may also be helpful: content.sph.harvard.edu/wwwhsph/site... >
content.sph.harvard.edu
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Nicole Rust @nicolecrust.bsky.social · 30/04/2025
This 2024 gem by @marinopagan.bsky.social has also changed how I think (about individual variability and the importance of complex systems to measure things we've never measured before): www.nature.com/articles/s41...
nature.com
Individual variability of neural computations underlying flexible decisions - Nature
Behavioural experiments to study decision-making in response to context-dependent accumulation of evidence provide testable models that are consistent with the heterogeneity in neural signatures among...
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Dr Elsje van Bergen @drelsje.bsky.social · 13/04/2025
Big performance differences by parental education 📊 While boys and girls scored similarly, a striking education gradient emerged: 🎓 Children of Master's-educated parents mostly scored above the mean 🧑‍🔧 Children of lower-secondary educated parents mostly scored below the mean doi.org/10.31234/osf... 🧵
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Aleksandra Lazić, PhD @alelazic.bsky.social · 26/04/2025
Ran into this fantastic open access resource while doing it! 📊 Guide to Effect Sizes and Confidence Intervals dx.doi.org/10.17605/OSF... 🔗 matthewbjane.quarto.pub/guide-to-eff...
Jané, M.B., Xiao, Q., Yeung, S., Azevedo, F., Ben-Shachar, M.S., Caldwell, A.R., Cousineau, D., Dunleavy, D.J., Elsherif, M., Harlow T.J., Johnson, B., Moreau, D., Riesthuis, P., Röseler, L., Steele, J., Vieira, F.F., Zloteanu, M., & Feldman, G. (2024). Guide to Effect Sizes and Confidence Intervals.
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Demography - the flagship journal of PAA @readdemography.bsky.social · 28/03/2025
Question: “Does Schooling Improve Cognitive Abilities at Older Ages”? Vikesh Amin, @hanspkohler.bsky.social @jasonmfletcher.bsky.social et al. dig into the Harmonized Cognition Assessment Protocol of the HRS to examine education & cognitive aging. @SociologyatPenn read.dukeupress.edu/demography/a...
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The Atlantic @theatlantic.com · 22/03/2025
When Meta started developing its flagship AI model, employees faced an ethical question, Alex Reisner writes. The program would need to be trained on a huge amount of high-quality writing to be competitive with products such as ChatGPT. Should they just pirate it? Read more: theatln.tc/1P6gPreS
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Doby Rahnev @dobyrahnev.bsky.social · 20/02/2025
New paper alert! Have you ever looked at single-trial fMRI activation maps? If so, you know that they are super variable. Here we show that the variability is not just noise. In fact, the same task can consistently elicit different activation patterns. www.nature.com/articles/s41...
nature.com
Multiple brain activation patterns for the same perceptual decision-making task - Nature Communications
Here, the authors show the brain uses multiple activation patterns to perform the same task. Even the default mode network, which is often inactive during focus, plays a role.
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Sharna Jamadar @sharnajamadar.bsky.social · 20/02/2025
Pleased to share our new #MetabolicConnectivity paper! We used #simultaneousPETMR to show that MC has ⬆️ utility for age & cognition prediction vs #fMRI FC. A bit surprising but it's more evidence of the utility of #fPET & MC as a measure of #BrainConnectivity 🧠⚛️ doi.org/10.1093/brai... #neuroskyence
doi.org
Metabolic connectivity has greater predictive utility for age and cognition than functional connectivity
Deery et al. report that there is a reconfiguration of metabolic brain networks in ageing that is different to haemodynamic alterations and is more strongl
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hakwan lau @hakwan.bsky.social · 20/02/2025
preprint updated - www.biorxiv.org/content/10.1... Each of us perceives the world differently. What may underlie such individual differences in perception? Here, we characterize the lateral prefrontal cortex's role in vision using computational models ... 1/ 🧠📈 🧠💻
biorxiv.org
Individual differences in prefrontal coding of visual features
Each of us perceives the world differently. What may underlie such individual differences in perception? Here, we characterize the lateral prefrontal cortex's role in vision using computational models...
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Saloni @scientificdiscovery.dev · 10/02/2025
Hello dataviz and design people! We're looking for a freelancer to help us with data visualization and/or diagrams at Works in Progress. We cover topics like housing, technology, health, energy, and much more, and experience in these areas is a plus! If this is you, get in touch! (details below)
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Protzko @protzko.bsky.social · 04/02/2025
In 3 Cluster Randomized Control Trials (ages 6-12, N=1,075, k=64 classes), teachers reading aloud in class instead of kids having regular language instruction improved their verbal AND nonverbal intelligence. From Federico Batini, Emanuele Castano www.sciencedirect.com/science/arti... #psychsky
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Institute of Psychiatry, Psychology & Neuroscience @kingsioppn.bsky.social · 23/01/2025
King's College London launches the Atlas of Longitudinal Datasets, in partnership with @wellcometrust.bsky.social / @mqmentalhealth.bsky.social, a free platform with over 1,600 datasets, to support mental health research worldwide. 🌍 Read more and learn how to access: www.kcl.ac.uk/news/kings-l...
kcl.ac.uk
King's launches the Atlas of Longitudinal Datasets to support mental health research
Researchers at the Institute of Psychiatry, Psychology & Neuroscience (IoPPN) at King’s College London have launched a new free platform to allow people to discover hundreds of longitudinal mental hea...
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Nicholas Judd @njudd.com · 21/01/2025
I highly recommend the eScience fellowship - it has put me in touch with some very cool (& inspiring) people in the Open Software space!
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Netherlands eScience Center @esciencecenter.bsky.social · 21/01/2025
Meet Nicholas Judd (@njudd.com), one of the eScience Center's remarkable Fellows! His work bridges cutting-edge research and advanced computing, driving innovation in data-driven science. Learn more about his journey and contributions in our first #FellowFeature of 2025:
buff.ly
Fellow Feature: Nicholas Juud - eScience Center
Learn more about the progress of the project led by Nicholas Judd, a postdoctoral researcher at the Lifespan Cognitive Dynamics lab.
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Kristina Visscher @visscherlab.bsky.social · 18/01/2025
Fascinating new work by Ming Meng's group! We're excited he'll be joining us next summer at UAB! @uabneuro.bsky.social
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