Prof in Montréal. Most tweets about R: marginaleffects, modelsummary, tinytable, countrycode, altdoc. @vincentab@fosstodon.org https://xitter.cf/t.co/uKmQqTufUL

Montréal
Joined April 2012
Whoa—my book is up for pre-order! Model to meaning: How to interpret Statistical & ML Models in #RStats and #PyData The book presents an ultra-simple and powerful workflow to make sense of ± any model you fit Note: The web version stays free forever. tinyurl.com/4fk56fc8
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Looking for an overleaf alternative? Check out LibrePaper! It's a free writing platform for LaTeX, Typst, Markdown, and HTML. History, comments, track changes, AI, live preview, multi editors, chat, etc. Use the main server or self-host. Still very new, so I need feedback!
please someone vibecode an overleaf replacement
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Vincent Arel-Bundock retweeted
We have a new version of this paper out. The headline results are the same—political science must filter results heavily for statistical significance—but we've added many extensions and rewritten much of it in response to feedback (thank you!). A quick thread on updates 👇
I have a new paper. We look at ~all stats articles in political science post-2010 & show that 94% have abstracts that claim to reject a null. Only 2% present only null results. This is hard to explain unless the research process has a filter that only lets rejections through.
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Vincent Arel-Bundock retweeted
This is infuriating. #NullEffectsMatter
I have a new paper. We look at ~all stats articles in political science post-2010 & show that 94% have abstracts that claim to reject a null. Only 2% present only null results. This is hard to explain unless the research process has a filter that only lets rejections through.
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Vincent Arel-Bundock retweeted
Say I wanted ~9k USD to buy out the teaching time of a prof (a brilliant coauthor of mine) so he can work on creating a validated ground truth dataset for a challenging data extraction and labelling task that current public LLMs (e.g. GPT5) have not yet saturated. Who do I pitch?
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Vincent Arel-Bundock retweeted
Discover how rare it can be to uncover meaningful effects in political science research in this week’s episode of Not Another Politics Podcast. Listen here: har.rs/493JVn3
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Vincent Arel-Bundock retweeted
Struggling with complex statistical results? Watch the first hour of @VincentAB’s "Interpreting and Communicating Statistical Results with R" on YouTube, and join the full seminar March 27-28 to learn an advanced toolkit in #Rstats! youtu.be/wKvFAs6-fNA
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Vincent Arel-Bundock retweeted
If it feels like survey experiments are taking over top journals, you're not wrong!
In the most recent year, about 1/5 articles in AJPS and JOP had a survey experiment. (preliminary result from work in progress with @VincentAB and @jon_mellon, come see more at SPSA)
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Vincent Arel-Bundock retweeted
In the most recent year, about 1/5 articles in AJPS and JOP had a survey experiment. (preliminary result from work in progress with @VincentAB and @jon_mellon, come see more at SPSA)
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Our JSS article is out! And now I get to focus on {marginaleffects} 1.0.0. Stay tuned. jstatsoft.org/article/view/v…
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New notebook: Sample Size Calculations in #RStats : Money and Power arelbundock.com/posts/money_…
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@carlislerainey here's a new submission to your ever expanding collection: "interweb links about power"
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My First R Package: Dec.5-6 I'm super excited to announce that I'll soon be teaching a short course on how to develop #RStats packages! A 📦can make your code more efficient, reproducible, and helpful to others. Please let me know if you have any questions.
Interested in creating your own #Rstats package? Learn how to organize code efficiently, manage dependencies, implement best practices in testing and documentation, and distribute your package with My First R Package taught by @VincentAB on Dec. 5-6!

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Our job in Political-Economy is still open! (Must speak French) Montréal est une ville fantastique. Svp, envoyez-nous votre CV!
🚨 JOBS! 🚨 U de Montréal is recruiting 2 Profs in Political Economy and International Relations. Collègues ultra-sympathiques, excellents étudiants, et ville extraordinaire! If you speak French and think we might be a good fit for you, please apply or get in touch. 🔗 ⬇️
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Jeudi de 12h à 13h30 (EST), j'offre un atelier en ligne gratuit sur l'interprétation des modèles statistiques avec la librarie `marginaleffects` pour R. Joignez-vous à nous!
Midi-webinaire Précrisa : Découvrez comment la librairie 𝗺𝗮𝗿𝗴𝗶𝗻𝗮𝗹𝗲𝗳𝗳𝗲𝗰𝘁𝘀 peut soutenir la gestion de crise, en aidant à l'interprétation de modèles complexes. Inscription : forms.gle/bqBfaaRzsmqzGt2q7 #CrisisPreparedness #PublicHealth #R #Python
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My posit conf talk is live youtu.be/sjYNUIkOlC0?si=ftON…
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Vincent Arel-Bundock retweeted
New paper w/ @caprosser at @apsrjournal. A recent paper claim rising mass polarization in US is actually declining survey cooperation rates (only diehard partisans responding). We show evidence that this actually results from overly strong regularization cambridge.org/core/journals/…
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Hey! Ryan and I did a podcast where we talk about our paper: Quantitative Research in Political Science is Greatly Underpowered doi.org/10.31219/osf.io/7vy2… Tell us what you disagree with! Thanks to Juan and Abel for the fun conversation, and to the I4R for their amazing work!
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