Simon Willison @simonwillison.net Independent AI researcher, creator of datasette.io and llm.datasette.io, building open source tools for data journalism, writing about a lot of stuff at https://simonwillison.net/
Arvind Narayanan @randomwalker.bsky.social Princeton computer science prof. I write about the societal impact of AI, tech ethics, & social media platforms. https://www.cs.princeton.edu/~arvindn/
BOOK: AI Snake Oil. https://www.aisnakeoil.com/
Andy Matuschak @andymatuschak.org More wonder, more insight, more expression, more joy!
Currently exploring tools that augment human memory and attention.
https://andymatuschak.org
Twitter: andy_matuschak
Mastodon: @andy@andymatuschak.org
Geoffrey Litt @geoffreylitt.com Malleable software @inkandswitch.com
prev PhD @csail.mit.edu
geoffreylitt.com
๐ฏ๐ต๐บ๐ธ
Johannes @johko.bsky.social Data Scientist | Computer Vision Engineer | AI Educator | Hugging Face Fellow ๐ค // johko.github.io //
Margaret Mitchell @mmitchell.bsky.social Researcher trying to shape AI towards positive outcomes. ML & Ethics +birds. Generally trying to do the right thing. TIME 100 | TED speaker | Senate testimony provider | Navigating public life as a recluse.
Former: Google, Microsoft; Current: Hugging Face
karpathy @karpathy.bsky.social AI @ OpenAI, Tesla, Stanford
merve @merve.bsky.social proud mediterrenean ๐งฟ open-sourceress at hugging face ๐ค multimodality, zero-shot vision, vision language models, transformers
Hugging Face @hf.co The AI community building the future! 
Dr Sasha Luccioni @sashamtl.bsky.social Climate & AI Lead @HuggingFace, TED speaker, WiML board member, TIME AI 100 (She/her/Dr/๐ฆ)
Paige Bailey (webpaige.dev) @dynamicwebpaige.bsky.social โจ Keep it simple, make it scale. AI should be about empowering users and building understanding. ๐ฉโ๐ป AI Developer Experience @ Google DeepMind, ex-Github, ex-Google
Nathan Lambert @natolambert.bsky.social A LLN - large language Nathan - (RL, RLHF, society, robotics), athlete, yogi, chef
Writes http://interconnects.ai
Prev Ai2/Olmo, HuggingFace, Berkeley, and normal places
Radamรฉs Ajna @ras.bsky.social ML Engineering @adobe
Previously: @huggingface
Data Visualization Enthusiast | Latent Space Explorer
Sebastian Raschka (rasbt) @rasbt.bsky.social ML/AI researcher & former stats professor turned LLM research engineer. Author of "Build a Large Language Model From Scratch" (https://amzn.to/4fqvn0D) & reasoning (https://mng.bz/Nwr7).
Also blogging about AI research at magazine.sebastianraschka.com.
loss ๐ฎ๐ฑ๐ช @untitled01ipynb.bsky.social forget this i didnโt know you can share block lists here. call me when you fixed this
Maria Khalusova @mariak.bsky.social Always growing, she/her, RAG builder, LLM whisperer, tech generalist
pngwn @pngwn.at Penguin of great renown.
The penguin revolution is nigh, only the feathered and the tuxedoed will be spared.
Except for seagulls, they can get fucked.
https://pngwn.at
Sara Hooker @sarahooker.bsky.social I lead Cohere For AI. Formerly Research
Google Brain. ML Efficiency, LLMs,
@trustworthy_ml.
Ines Montani ใฐ๏ธ @inesmontani.bsky.social ๐ฅ Founder & CEO @explosion.ai
๐ฉโ๐ป Developing spacy.io + prodi.gy + beta.ellf.ai
๐ Python Software Foundation Fellow
โก Hacking @feministai.party
๐ง AI, Machine Learning & NLP
๐ผ linkedin.com/in/inesmontani
๐ sigmoid.social/@ines
๐ฅ explosion.ai
๐ ines.io
Giada Pistilli @giadapistilli.com Philosopher in tech, currently at Mistral AI. Doctor of talking machines, now teaching them good behavior.
Julien Chaumond @julien-c.hf.co I build tools that propel communities forward
Zach Mueller @muellerzr.bsky.social Technical Lead on Accelerate @ Hugging Face | Passionate about Open Source | https://muellerzr.github.io
Nate Raw @raw.bsky.social ML hacker
https://github.com/nateraw
Omar Sanseviero @osanseviero.bsky.social Llama Farmer
Ex CLO Hugging Face, Xoogler
Daniel van Strien @danielvanstrien.bsky.social Machine Learning Librarian at @hf.co
Vincent D. Warmerdam @koaning.bsky.social Prefer common sense over hype. Employed at @marimo.io, known for calmcode.io and koaning.io. Also working on remember.cards these days.
Tanishq Mathew Abraham @iscienceluvr.bsky.social PhD at 19 |
Founder and CEO at @MedARC_AI |
Research Director at @StabilityAI |
@kaggle Notebooks GM |
Biomed. engineer @ 14 |
TEDx talkโกhttps://bit.ly/3tpAuan
Matthew Honnibal @honnibal.bsky.social Computational linguist from Sydney and Berlin.
Author of the spacy.io NLP tools
Founder and CTO @explosion.ai
LinkedIn: linkedin.com/in/honnibal
Blog: honnibal.dev
:probabl. @probabl.ai Own Your Data Science
https://probabl.ai
vb @reach-vb.hf.co GPU Poor @ Hugging Face | F1 fan
Philip Vollet @philipvollet.bsky.social Open source influencer skeeting about machine learning and data science projects. Head of Developer Growth at Weaviate.
Daniel Vila @dvilasuero.hf.co Everything datasets and human feedback for AI at Hugging Face.
Prev: co-founder and CEO of Argilla (acquired by Hugging Face)
Aritra Roy Gosthipaty @arig23498.bsky.social MLE @ Hugging Face
Lain @not-so-lain.bsky.social huggingface fellow ๐ค https://huggingface.co/not-lain
Thomas Capelle @capetorch.bsky.social Chilean ๐จ๐ฑ living in France. I build DL models and pipelines. ML Engineer at W&B
cargobike โฅ๐ด
https://tcapelle.github.io/
Sylvain Filoni @fffiloni.bsky.social Fellow ML Imagineer โข HuggingFace โข hf.co/fffiloni
FR / EN
Gradio @gradio-hf.bsky.social Build and share machine learning apps in 3 lines of Python. Part of the
@Huggingface family ๐ค.
DMs are open for sharing your gradio app with us!
Christopher Akiki @cakiki.bsky.social data and research at @lichess.org
Abubakar Abid @abidlabs.hf.co Democratizing machine learning through Gradio, acquired by Hugging Face ๐ค
Natalia @nataliaelv.hf.co Building Argilla @ Hugging Face ๐ค. Linguist at heart. En ocasiones escribo en castellano.
Tom Aarsen @tomaarsen.com Sentence Transformers, SetFit & NLTK maintainer
Machine Learning Engineer at ๐ค Hugging Face
Loรฏck BOURDOIS @lbourdois.bsky.social https://lbourdois.github.io/blog/ | HuggingFace Fellow ๐ค | hf.co/lbourdois
Clem Delangue ๐ค @clem.hf.co Co-founder and CEO at Hugging Face
Jay Alammar @jayalammar.bsky.social Writer http://jalammar.github.io. O'Reilly Author http://LLM-book.com. LLM Builder Cohere.com.
Nathan @saylortwift.hf.co ML engineer at @huggingface ๐ค, Evaluation, Open LLM Leaderboard and lighteval
Dmytro Mishkin @ducha-aiki.bsky.social Marrying classical CV and Deep Learning. I do things, which work, rather than being novel, but not working.
http://dmytro.ai
Rachel Metz @rachelmetz.bsky.social i write about ai for bloomberg. do you like sandwiches? i love sandwiches.
Cristiano Lima-Strong @viacristiano.bsky.social Senior AI & Government Reporter @bgov.com. Former WaPo, Politico. ๐ง๐ท๐บ๐ธ Tips/Signal: Cristiano.01
Ina Fried @inafried.bsky.social Chief Technology Correspondent at Axios. Huge fan of the sportsball. Also Lego. She/her
Aiplus.Axios.com
WIRED @wired.com For Future Reference.
Sign up for our newsletters: https://wrd.cm/newsletters
Find our WIRED journalists here: https://go.bsky.app/Boj9b5E
Kali Hays @kalihays.bsky.social Senior tech reporter at BBC.
kali.hays@bbc.co.uk or fullname at gmail dot com
Earlier at Business Insider, WWD, Fortune. Seen in The Guardian, Time, The SF Standard.
Casey Newton @caseynewton.bsky.social Email salesman at Platformer.news and co-host at Hard Fork.
Will Douglas Heaven @willdouglasheaven.bsky.social Senior AI Editor at MIT Technology Review / Signal: strawbilly.69
Will Knight @willknight.bsky.social Hi.
Signal = wak.01.
Khari Johnson @khari.bsky.social proud dad, snack enthusiast, tech reporter at CalMatters/The Markup, formerly at WIRED and VentureBeat
Signal โ> kharijohnson.67
Zamaan Qureshi @zamaan.bsky.social Campaigns/Policy @designitforus.bsky.social. Alum: @accountabletech.bsky.social, @ausis.bsky.social, Real Facebook Oversight Board, @markey.senate.gov, @casten.house.gov. YNWA | ๐บ๐ธ๐ฌ๐ง | he/him | opinions my own
Accountable Tech @accountabletech.bsky.social Doing what our name says, holding Big Tech accountable. #ReinInBigTech
accountabletech.org
Jeremy Howard @howard.fm https://Answer.AI & https://fast.ai founding CEO; previous: hon professor @ UQ; leader of masks4all; founding CEO Enlitic; founding president Kaggle; various other stuffโฆ
Kate Crawford @katecrawford.bsky.social Professor, researcher, maker of things
renee betterson @renee-betterson.bsky.social sometimes i help smart people break news @ evergreen strategy group.
opinions are my own unless theyโre cringe
Ahana (she/her) @ahana.bsky.social Reinforcement Learning PhD student, UPF Barcelona.
Uncertain in the face of optimism.
ahanadeb.com
Dylan Cope @dylancope.bsky.social Researching multi-agent RL, emergent communication, and evolutionary computation.
Postdoc at FLAIR Oxford. PhD from Safe and Trusted AI CDT @ KCL/Imperial. Previously visiting researcher at CHAI U.C. Berkeley.
dylancope.com
he/him
London ๐ฌ๐ง
Reinforcement Learning Conference @rl-conference.bsky.social Information and updates about RLC 2026 at Montreal, Quebec, Canada, from August 15 to 18.
https://rl-conference.cc
Mirco Mutti @mircomutti.bsky.social Reinforcement learning, but without rewards.
Postdoc at the Technion. PhD from Politecnico di Milano.
https://muttimirco.github.io
Mohamad H. Danesh @modanesh.bsky.social CS PhD @mcgill.ca and @mila-quebec.bsky.social, working on ๐ and ๐ค stuff
ex- @LetsUnifyAI, @NUSComputing, @EngineeringOSU
https://modanesh.github.io/
๐ Montreal, Canada
Babak Heydari @babak-heydari.bsky.social Professor at Northeastern University CoE and Network Science Institute | Building models and doing Interdisciplinary Research (AI/Network Science/Sociotechnical Systems)
Finbarr @finbarr.bsky.social building the future
research at midjourney, deepmind. slinging ai hot takes ๐ฅat artfintel.com
Abhishek Gupta @abhishekunique7.bsky.social Assistant Professor, Paul G. Allen School of Computer Science and Engineering, University of Washington
Visiting Faculty, NVIDIA
Ph.D. from Berkeley, Postdoc MIT
https://homes.cs.washington.edu/~abhgupta
I like robots and reinforcement learning :)
Orr Krupnik @orrkrup.bsky.social AI Researcher @ Hirundo | Prev: Robot Learning & RL PhD @Technion
More data isn't all we need ๐ญ๐ฆพ ๐
Brad Knox @bradknox.bsky.social Research Associate Professor in CS at UT Austin. I research how humans can specify aligned reward functions.
Jan Peters @jan-peters.bsky.social #RobotLearning Professor (#MachineLearning #Robotics) at @ias-tudarmstadt.bsky.social of
@tuda.bsky.social @dfki.bsky.social @hessianai.bsky.social 
Andreas Krause @arkrause.bsky.social Professor at ETH Zurich
Gergely Neu @neu-rips.bsky.social full-time ML theory nerd, part-time AI-non enthusiast
Aditya Mohan @amsks96.bsky.social PhD Student working on Generlization and State abstractions in #RL and #AutoRL
Previousy: Amazon Science
amsks.github.io
Kenneth Marino @kennethmarino.bsky.social Assistant Prof at University of Utah Fall 2025. NLP+CV+RL. RS at Google DeepMind. PhD from CMU MLD, undergrad Georgia Tech. Sometimes researcher, frequent shitposter.
Chris Amato @cjdamato.bsky.social Associate Professor at Northeastern University and father of 3. Interests include artificial intelligence, reinforcement learning, and robotics (he/him).
Sasha Abramowitz @sash-4.bsky.social Research engineer at InstaDeep working on multi-agent RL
vmoens @vmoens.bsky.social Member of technical staff @periodiclabs
Open-source/open science advocate
Maintainer of torchrl / tensordict / leanrl
Former MD - Neuroscience PhD
https://github.com/vmoens
Patryk @pdyraga.bsky.social Graphic Designer since 2013
www.be.net/pdyraga
Roy Fox @royf.org Assistant Professor of Computer Science, UC Irvine
Website: royf.org
Mandana Samiei @mandanas.bsky.social PhD candidate at McGill and Mila - Quebec AI Institute w/ Blake Richards and Doina Precup.
Interested in Reinforcement Learning, Continual Learning and Human Cognition.
Based in Montreal. ๐จ๐ฆ
Natasha Jaques @natashajaques.bsky.social Assistant Professor at UW and Staff Research Scientist at Google DeepMind. Social Reinforcement Learning in multi-agent and human-AI interactions. PhD from MIT. Check out https://socialrl.cs.washington.edu/ and https://natashajaques.ai/.
Daniel Jiang @danielrjiang.bsky.social Research Scientist Meta, Adjunct Professor at University of Pittsburgh. Interested in reinforcement learning, approximate DP, adaptive experimentation, Bayesian optimization, & operations research. http://danielrjiang.github.io
๐Chicago, IL
Aditya Makkar @adityamakkar.bsky.social In search of mathematics and ML content.
PhD@NYU
Raymond Chua @raymondrchua.bsky.social NeuroAI PhD Candidate at McGill / Mila.
Loves: ๐ง ๐๏ธ ๐๏ธ ๐๐ปโโ๏ธ ๐ด๐ปโโ๏ธ ๐๐ปโโ๏ธ ๐จ๐โ
https://raymondchua.github.io
Jorge Mendez-Mendez @jmendezm.bsky.social Embodied lifelong learning (compositionality, RL, TAMP, robotics). Assistant Professor at Stony Brook ECE. Postdoc at MIT CSAIL, PhD from GRASP lab at Penn.
https://jorge-a-mendez.github.io
Stone Tao @stonet2000.bsky.social simulation & research @physical_int
http://stoneztao.com
Tom Dupuis @tomdupuis.bsky.social autonomating software manufacturing @ The Open Engine Company
https://theopenengine.com/
previously: voice agents, deep RL, representation learning, robotics
Tom Ringstrom @noreward4u.bsky.social Reward-Free Model-based Maximalist. High-dimensional Empowerment. Self-Preserving Autonomous Agents. Theories of intelligence grounded in compositional control.
Bram Grooten @bramgrooten.bsky.social PhD student at the TU Eindhoven. Researching deep learning, RL, sparse neural networks, robotics.
Tim G. J. Rudner @timrudner.bsky.social Assistant Professor, University of Toronto.
Junior Research Fellow, Trinity College, Cambridge.
AI Fellow, Georgetown University.
Probabilistic Machine Learning, AI Safety & AI Governance.
Prev: Oxford, Yale, UC Berkeley, NYU.
https://timrudner.com
Antoine Moulin @antoine-mln.bsky.social doing a phd in RL/online learning on questions related to exploration and adaptivity
> https://antoine-moulin.github.io/
Jonathan Balloch @balloch.bsky.social Robotics PhD Candidate @GeorgiaTech studying #RL and
#AI
I mostly tweet about #AI, #robots, #science, and #3dprinting
My thoughts and opinions are my own.
jballoch.com
steph milani @stephmilani.bsky.social assistant prof / faculty fellow @ nyu courant, then assistant prof @ jhu cs
human-centered reinforcement learning & ai agents
๐ฆ twitter.com/steph_milani
๐ stephmilani.github.io
Claire Vernade @claireve.bsky.social Professor at UT Nuremberg, Germany
Iโm ๐ซ๐ท and I work on RL and lifelong learning. Mostly posting on ML related topics.
Zico Kolter @zicokolter.bsky.social Professor and Head of Machine Learning Department at Carnegie Mellon. Board member OpenAI. Chief Technical Advisor Gray Swan AI. Chief Expert Bosch Research.
Harshit Sikchi @harshitsikchi.bsky.social Research @OpenAI. I study Reinforcement Learning. PhD from UT Austin. Previously FAIR Paris, Meta US, NVIDIA, CMU, and IIT Kharagpur.
Website: https://hari-sikchi.github.io/
Soumith Chintala @soumithchintala.bsky.social Cofounded and lead PyTorch at Meta. Also dabble in robotics at NYU.
AI is delicious when it is accessible and open-source.
http://soumith.ch
Yisong Yue @yisongyue.bsky.social AI professor at Caltech. General Chair ICLR 2025.
http://www.yisongyue.com