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Sune Lehmann

@sunelehmann.com
977 followers 165 following 50 posts

Your friendly neighborhood suneman

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Sune Lehmann @sunelehmann.com · 30/07/2026
Too Lazy to Read the Paper just passed 10,000 downloads (17,873 if we count YouTube). Not bad for unedited, hour-long conversations with my favorite scientists. The whole story, including both season trailers – one features me on a ukulele: sunelehmann.com/blog/too-laz...
Computer generated image that advertises the blog post with random stats and vague science-y imagery
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Santa Fe Institute @sfiscience.bsky.social · 27/07/2026
Applications are open for SFI's 2027 Complexity Postdoctoral Fellowships. SFI is looking for recent Ph.D. graduates with strong quantitative and computational skills who want to pursue independent, transdisciplinary research. Deadline: September 30, 2026 Apply: santafe.edu/sfifellowship
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Tiago Peixoto @tiago.skewed.de · 08/07/2026
Good news everyone! 🎉 The new version 3.0 of graph-tool is just out with major improvements! See below. graph-tool.skewed.de graph-tool is a comprehensive and efficient Python library to work with networks, including structural, dynamical, and statistical algorithms, as well as visualization. 1/N
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Sune Lehmann @sunelehmann.com · 09/06/2026
@icelabumu.bsky.social in Umeå is hiring a tenure-track Assistant Professor in Computing Science (ML focus). Start your own group in a genuinely interdisciplinary lab. Awesome science, fantastic people. Deadline Aug 10, 2026. www.umu.se/en/work-with...
umu.se
Assistant Professor in Computing Science with a focus on machine learning - linked to IceLab’s Center for modeling adaptive mechanisms in living systems under stress
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Sune Lehmann @sunelehmann.com · 03/06/2026
New episode of my 5.0 star rated podcast Too Lazy to Read the Paper is up. This ep is called "Too Lazy to use Claude Code for Research", with awesome guest @yyahn.bsky.social We talk about agentic coding: practicalities, benefits, perils. The whole package. www.youtube.com/watch?v=8jo9...
youtube.com
Too Lazy to Use Claude Code for Research
YouTube video by Sune Lehmann
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Sune Lehmann @sunelehmann.com · 01/06/2026
New on the blog: A short post on reading in the age of AI. My rule: zero AI fiction. But I'm open to using LLMs to learn (yet uneasy that every prompt is a vote against Wikipedia and the open knowledge commons ... and many other issues). sunelehmann.com/blog/reading...
sunelehmann.com
What's gained and lost in reading AI text?
Sune Lehmann — networks, complexity, and the occasional blog post.
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Sune Lehmann @sunelehmann.com · 26/05/2026
The 2023 metaphor for an LLM was a Shoggoth with a smiley face: a Lovecraftian monster in a thin human mask. In my new blogpost, I try to figure out how to update it for 2026. sunelehmann.com/blog/shoggot...
sunelehmann.com
Shoggoths and Dragons
Sune Lehmann — networks, complexity, and the occasional blog post.
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Mark Riedl @markriedl.bsky.social · 14/05/2026
ArXiV has a new LLM policy (Screenshots with alt text so you don’t have to click through to the other place and see all the stupid responses)
Attention @arxiv authors: Our Code of Conduct states that by signing your name as an author of a paper, each author takes full responsibility for all its contents, irrespective of how the contents were generated. 1/If generative AI tools generate inappropriate language, plagiarized content, biased content, errors, mistakes, incorrect references, or misleading content, and that output is included in scientific works, it is the responsibility of the author(s). 2/

We have recently clarified our penalties for this. If a submission contains incontrovertible evidence that the authors did not check the results of LLM generation, this means we can't trust anything in the paper. 3/The penalty is a 1-year ban from arXiv followed by the requirement that subsequent arXiv submissions must first be accepted at a reputable peer-reviewed venue. 4/

Examples of incontrovertible evidence: hallucinated references, meta-comments from the LLM ("here is a 200 word summary; would you like me to make any changes?"; "the data in this table is illustrative, fill it in with the real numbers from your experiments") end/
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Sune Lehmann @sunelehmann.com · 12/05/2026
Hey people of Amsterdam! I'll be in town May 19–20 for the IAS Festival 2026 with two talks back-to-back: a Tuesday-evening public lecture (with cocktails and live music) and a Wednesday-morning academic reflecting on "laws of human behavior" is even a thing. Details
ChatGPT illustration of life-paths for talk 1, with a mini Denmark on the left and a network on the right.
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Luca Maria Aiello @lajello.bsky.social · 17/04/2026
Thrilled to announce CS2Nordics: the First Nordic Conference on Computational Social Science. Copenhagen, September 21-22, 2026. We invite all CSS researchers in the Nordics as well as in the international research community to submit 2-page abstracts by June 19: nosocss.org/conference.h....
View over the canal in Nyhavn, Copenhagen
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Vedran Sekara @vedransekara.bsky.social · 07/04/2026
Fantastic opportunity to study tipping points and social contagion 👇 using large scale data
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Michele Tizzoni @mtizzoni.bsky.social · 02/04/2026
Women's mobility networks enable more efficient travel. Great work by Silvia de Sojo, @sunelehmann.com and Laura Alessandretti. arxiv.org/abs/2604.00943
arxiv.org
Women's mobility networks enable more efficient travel
Our understanding of gender differences in mobility is marked by a clear tension: surveys portray women's movements as more complex than men's, while digital traces suggest less diverse travel. Here, ...
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YY Ahn @yyahn.bsky.social · 12/03/2026
I wrote briefly about how to do peer review for students: yyahn.com/wiki/Peer%20... Also includes some other advices from others including @jessicacalarco.com @robjhyndman.com Matt Might and so on.
yyahn.com
How to do peer review
Reviewing papers has many benefits. We can learn about new research; the process of reviewing forces us to critically examine a paper, which is what we...
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The Intrinsic Perspective @erikhoel.blogsky.venki.dev · 05/03/2026
Bits In, Bits Out
theintrinsicperspective.com
Bits In, Bits Out
Six years of AI and the world got stupider
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David Lazer @davidlazer.bsky.social · 16/02/2026
Going to Netsci in Boston in June? Interested in access to data from the National Internet Observatory, including our RFPs on AI chatbots, browsing behavior, search, and more to come over the next few months? Sign up for our workshop at Netsci: national-internet-observatory.github.io/beyondapi_ne...
national-internet-observatory.github.io
Beyond APIs: Collecting Web Data for Research using the National Internet Observatory
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Chris Paxton @cpaxton.bsky.social · 07/02/2026
Chinese farmer loads pig onto drone, accidentally flies into power line, causes blackout
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Martin Rosvall @mrosvall.bsky.social · 05/02/2026
The map equation turned 16 a week ago. Since @carlbergstrom.com and I published Maps of random walks on complex networks reveal community structure in PNAS: hierarchical, higher-order, temporal, overlapping variants. Our new ACM tutorial maps the landscape we created. dl.acm.org/doi/10.1145/3779648
Modeling and mapping flow with the map equation framework.
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Sune Lehmann @sunelehmann.com · 02/02/2026
How does this fantastic video by the great @nachristakis.bsky.social only have 290 views www.youtube.com/watch?v=te2O... !?!! At 2m47s he talks about the amount of time he can sometimes personally spend on crafting emails. I won't spoil it here, but I felt seen! So ridiculously great.
youtube.com
How to Write an Email
YouTube video by For the Love of Science
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Sung Kim @sungkim.bsky.social · 04/01/2026
I guess StackOverflow is done.
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Luca Maria Aiello @lajello.bsky.social · 05/01/2026
Computational Social Scientists in the Nordics, unite! 🇩🇰🇫🇮🇳🇴🇸🇪🇮🇸 The brand new Nordic Society for CSS welcomes all researchers and practitioners based in the Nordics. The Society will promote student mobility, events, and education initiatives. Join for free: nosocss.org/join.html.
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Sune Lehmann @sunelehmann.com · 18/12/2025
Hey Danes. As part of a project on something completely different, the always brilliant @louisboucherie.com generated these maps of voting in Denmark. Maybe it’s me, but I can’t remember seeing DK voting at this resolution. IMHO the maps are neat & interesting sunelehmann.com/2025/12/18/h...
sunelehmann.com
Hi-resolution voting maps of Denmark
As part of a project on something completely different, the always brilliant Louis Boucherie generated these maps of voting in Denmark during the 2022 general election [1]. Maybe it’s me, but…
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Sune Lehmann @sunelehmann.com · 18/12/2025
Oh no! The sadness of seeing giants fall. Heros becoming ex-heros. Now it turns out that Oliver Sachs is a fraud too 😱😭 Insanely great piece in The New Yorker www.newyorker.com/magazine/202.... More links at kottke.org/25/12/the-li... (where I first saw this)
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Sune Lehmann @sunelehmann.com · 17/12/2025
Super excited to work with great team of coauthors and play a (small) part in putting this excellent overview of higher order networks together!
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Sune Lehmann @sunelehmann.com · 16/12/2025
This seems totally OK and not like a problem at all
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Sadamori Kojaku @skojaku.bsky.social · 02/10/2025
One of the time-consuming tasks in paper writing is to curate bibtex for references. So I automated bibtex curation with an Alfred app that fetches entries from dx.doi.org using DOI or title. It saves time, reduces errors, and maintains consistent LaTeX keys. github.com/skojaku/tobi...
github.com
GitHub - skojaku/tobibtex
Contribute to skojaku/tobibtex development by creating an account on GitHub.
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NetSci 2026 @netsciconf.bsky.social · 30/09/2025
📌 Save the Date! The flagship conference of the Network Science Society - 𝗡𝗲𝘁𝗦𝗰𝗶 𝟮𝟬𝟮𝟲 - is coming to Northeastern University’s Network Science Institute, 𝗝𝘂𝗻𝗲 𝟭-𝟱, 𝟮𝟬𝟮𝟲. Prepare to share ideas, discoveries & challenges in network science. Registration opens soon! 🔗 www.netsci2026.com
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Sune Lehmann @sunelehmann.com · 22/09/2025
It was a ton of fun to play a small role in this project lead by the brilliant Marta Ewa Lech & @jonassjuul.bsky.social. A lot of drama & change in the world of music reflected in the song-dynamics of the Billboard Hot 100!
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Jonas L Juul @jonassjuul.bsky.social · 22/09/2025
New paper out in EPJ Data Science! We analyze 65 years of Billboard Hot 100 data to ask: 🎵Are songs moving differently up and down the chart nowadays? 📉 Are hits shorter-lived? 📈 Or do superstars dominate more than ever? Paper: epjdatascience.springeropen.com/articles/10.... 🧵 1/7
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Sune Lehmann @sunelehmann.com · 08/09/2025
🎶 If you want to kiss the sky, better learn how to kneel On your knees, boy … She's the wave, she turns the tide She sees the man inside the child … It's all right, it's all right, it's all right She moves in mysterious ways 🎶 (Unless you normalize using the pair distribution function)
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Nature Human Behaviour @nathumbehav.nature.com · 01/09/2025
In this article, Boucherie et al. apply physics-based models to the arrangement of locations to study how geography shapes human movement. They find an underlying pattern in how people choose to move, independent of geographical layout.
nature.com
Decoupling geographical constraints from human mobility - Nature Human Behaviour
Boucherie et al. apply physics-based models to the arrangement of locations to study how geography shapes human movement. They find an underlying pattern in how people choose to move, independent of geographical layout.
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Sune Lehmann @sunelehmann.com · 04/09/2025
Super excited about our new paper on mobility that's out in Nature Human Behavior www.nature.com/articles/s41... I love this paper for many reasons, but one is that we find beautiful 1/x power-law that spans 6 orders of magnitude hidden within the "ugly" distribution raw mobility data.
A very straight line on a loglog plot. So straight that even Aaron Clauset would call this a power-law
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NERDS @nerdsitu.bsky.social · 04/09/2025
New NERDS publication on hitting the music charts nerds.itu.dk/2025/09/04/n...
Changes in songs’ lifetimes. A The average (blue), median (orange), and the 20th percentile (green) of the lifespans of all songs over time. The dashed lines indicate some of music history’s most important technology launches. All three summary statistics increased until the 2000s and then started to drop. The median and the 20th percentile have fallen below 5, achieving the lowest values in the chart’s history. The drop in the last 2 years can be partially affected by the songs that have just entered the chart since their lifetimes are yet to be established.
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Louis Boucherie @louisboucherie.com · 03/09/2025
🔊 More from our recent @nathumbehav.nature.com article from the Technical University of Denmark: Our study shows that behind the apparent complexity of human mobility lies a simple rule shaped by geography and distance. 🔗 www.dtu.dk/english/news... DOI: 10.1038/s41562-025-02282-7
dtu.dk
There is a hidden simplicity behind how people move
DTU scientists show that once you account for geographical restraints, there are consistent patterns behind human mobility.
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Louis Boucherie @louisboucherie.com · 01/09/2025
* Decoupling geographical constraints from human mobility * 🌍🚶 How much of our movement is about human choice and how much is constrained by geography and the spatial layout of locations? Our paper (out in Nature Human Behavior) gives you a practical way to tell: www.nature.com/articles/s41...
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Joseph Fasano @josephfasano.bsky.social · 04/08/2025
For a Student Who Used AI to Write a Paper
For a Student Who Used AI to Write a Paper

Now I let it fall back
in the grasses.
I hear you. I know
this life is hard now.
I know your days are precious
on this earth.
But what are you trying
to be free of?
The living? The miraculous
task of it?
Love is for the ones who love the work.

—Joseph Fasano
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Martin Rosvall @mrosvall.bsky.social · 17/04/2025
Registration is now open for IceLab Camp – a four-day off-site PhD course designed to train participants in asking research questions, laying the foundation for new multidisciplinary collaborations. www.umu.se/en/icelab/ca...
umu.se
IceLab Camp
Part of the Stress Response Modeling Research School, IceLab Camp is a four-day off-site PhD course that prepares its participants to create new inter- or multidisciplinary research by first teaching ...
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Sune Lehmann @sunelehmann.com · 01/04/2025
People of Copenhagen: On Tuesday April 8th, we have awesome privacy researcher @yvesalexandre.bsky.social visiting the group. Yves is a bold and creative scientist, and also former advisor to Marianne Vestager. Yves will give a talk at SODAS at 3pm that's open to the public (details below)
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Roberta Sinatra @robysinatra.bsky.social · 01/04/2025
Today is the (hard) deadline for the postdoctoral call listed below! Join us #postdoc #scienceofscience #AI #networkscience
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Serge Belongie @serge.belongie.com · 27/03/2025
Job opening at DTU Compute & @aicentre.dk - Associate Professor or Tenure Track
efzu.fa.em2.oraclecloud.com
Associate Professor or DTU Tenure Track Assistant Professor in AI - DTU Compute
Are you passionate about Human Centered AI and can you help build the next generations of AI systems within the Danish Pioneer Centre for AI? DTU Compute has an attractive group leader opening as Tenu...
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Copenhagen Center for Social Data Science (SODAS) @cphsodas.bsky.social · 25/03/2025
New Politiken op-ed (in 🇩🇰) by @adler-nissen.bsky.social, @sunelehmann.com, Morten Axel Pedersen and other colleagues. They talk about how AI can be used democratically, innovatively, justly and with the interests of Danish citizens in mind. Read on: politiken.dk/debat/kronik...
politiken.dk
Forskere: Vi står over for en teknologisk revolution, og Danmark kan vise vejen
Med sine stærke traditioner for fællesskab og tillid kan Danmark vise, at ai både kan skabe værdi og gøre samfundet bedre.
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Serge Belongie @serge.belongie.com · 25/03/2025
🇩🇰 🤖 🌎 In yesterday's @politiken.dk we shared an op-ed outlining our vision for CAISA - Denmark's National Center for Artificial Intelligence in Society, led by @adler-nissen.bsky.social and deputy director Professor Thomas Moeslund (1/10)
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Jonas L Juul @jonassjuul.bsky.social · 24/03/2025
I am hiring PhD students and Postdocs to join me in beautiful Copenhagen. Together, we will develop data science methods to improve epidemic preparedness. Copenhagen is amazing, salary is good, we have plenty of funding, and a great community. Read more..: candidate.hr-manager.net/ApplicationI...
candidate.hr-manager.net
Ph.D. and postdoc positions in Data Science for epidemic preparedness at the NERDS research group
The NERDS (NEtwoRks, Data, and Society) team at the IT University of Copenhagen welcomes applications from aspiring PhD students and postdocs in the areas of Da
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Vedran Sekara @vedransekara.bsky.social · 24/03/2025
🚨 Cool job alert in #DataScience If you're looking for a PhD or postdoc position then take a look here 👇 Jonas is a fantastic researcher, you will be embedded in a fantastic research group, and work on highly relevant and applicable research
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Roberta Sinatra @robysinatra.bsky.social · 04/03/2025
🌍 Join us in Copenhagen - fantastic city for work-life balance and awesome science. I am hiring PhD students & Postdocs in my group at SODAS Univ of Copenhagen to explore AI, network science & the science of science. 📍 Start: flex summer 2025 📌 Info&Apply: www.robertasinatra.com/2025/03/02/p...
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Nina Jankowicz @ninajankowicz.com · 27/02/2025
A pro-Russia content aggregation network is churning out at least 3 MILLION pieces of propaganda per year, all on sites that are virtually unusable by humans. So what's the goal? We explore the idea that it might be to flood LLMs with pro-Russia content: static1.squarespace.com/static/6612c... 1/
Executive Summary
A pro-Russia content aggregation network, Pravda, appears to be set up to flood large-language models with pro-Kremlin content, The American Sunlight Project has found. 

Over the past several months, ASP researchers have investigated 108 new domains and subdomains belonging to the Pravda network, a previously-established ecosystem of largely identical, automated web pages that previously targeted many countries in Europe as well as Africa and Asia with pro-Russia narratives about the war in Ukraine. ASP’s research, in combination with that of other organizations, brings the total number of associated domains and subdomains to 182. The network’s older targets largely consisted of states belonging to or aligned with the West. 

Notably, this latest expansion includes many countries in Africa, the Asia-Pacific, the Middle East, and North America. It also includes entities other than countries as targets, specifically non-sovereign nations, international organizations, audiences for specific languages, and prominent heads of state. The top objective of the network appears to be duplicating as much pro-Russia content as widely as possible. With one click, a single article could be autotranslated and autoshared with dozens of other sites that appear to target hundreds of millions of people worldwide. 

ASP researchers also believe the network may have been custom-built to flood large language models (LLMs) with pro-Russia content. The network is unfriendly to human users; sites within the network boast no search function, poor formatting, and unreliable scrolling, among other usability issues. This final finding poses foundational implications for the intersection of disinformation and artificial intelligence (AI), which threaten to turbocharge highly automated, global information operations in the future.
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Germans Savcisens (Savčišens) @savcisens.com · 27/01/2025
Visiting @mpidr.bsky.social this week—super excited to see what’s happening in Demographic Studies (don’t miss my talk!). Also, I’ll be in Berlin on Feb 2, Helsinki from Feb 3-6, and Copenhagen from Feb 10-12. Let me know if you’re around and up for a coffee 🧪🔬☕️
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Sune Lehmann @sunelehmann.com · 18/12/2024
Many would argue that no xmas tree is complete without the classic John-McClane-crawling-through-an-airduct ornament (via kottke.org) cohenaaron.wordpress.com/2016/12/23/h...
cohenaaron.wordpress.com
How to make your own Die Hard Christmas tree ornament.
We’ve all by now seen this excellent Die Hard Christmas tree ornament, but since it got spread around virally so late in the year no one had any time to sell them (ahem, Etsy). You can buy Di…
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Carl T. Bergstrom @carlbergstrom.com · 18/12/2024
I disagree with perplexity.ai CEO Aravind Srinivas about the importance of sourcing in search results, but boy does he have Google's number here. Search for something they can't sell, you get an AI summary. Something they can, you don't. Try it yourself. From: www.fastcompany.com/91125423/per...
“I’m pretty sure that if you type something like ‘shoes’ or ‘handbags,’ you’re going to get the Shopping UI with hundreds of ads screaming at you to buy [their product],” he said. “So there’s no incentive to . . . give you an aggregated summary with exactly what people are saying about different shoes so you know exactly what you [should] buy.”
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The Intrinsic Perspective @erikhoel.blogsky.venki.dev · 17/12/2024
Mass hysteria was the inevitable outcome of the UFO craze
theintrinsicperspective.com
Mass hysteria was the inevitable outcome of the UFO craze
Dancing in Strasbourg, vol. 3675
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Jay Van Bavel, PhD @jayvanbavel.bsky.social · 14/12/2024
Dear academics We could dramatically reduce our administrative workload if we all just agreed not to ask for reference letters until we made our list of finalists. This is massive collective action problem has already been solved by… *checks notes* …every other industry on earth.
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