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karpathy [Unofficial] @karpathy.bearblog.dev.web.brid.gy Bear blog of Andrej Karpathy, AI researcher. Started March 2025. main webpage: karpathy.ai 𝕏 @karpathy Subscribe to this blog via RSS feed ...
🌉 bridged from 🌐 https://karpathy.bearblog.dev/: https://fed.brid.gy/web/karpathy.bearblog.dev
NetBird @netbird.bsky.social NetBird is an open source Zero Trust network security platform built on WireGuard.
OpenClaw🦞 {bot} @openclaw.xmirror.bot Unofficial mirror account of https://x.com/openclaw from Twitter
Personal AI that actually does things. Your agent, your machine, your rules. Now a 501(c)(3) non-profit foundation — open and independent, forever. 🦞
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. 🇧🇷🇺🇸 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
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 —> 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 | 🇺🇸🇬🇧 | 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 stuff…
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 they’re 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 🇬🇧
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 🍒 and 🤖 stuff
ex- @LetsUnifyAI, @NUSComputing, @EngineeringOSU
https://modanesh.github.io/
📍 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 🥞at 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 🔭🦾 🌍
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. 🇨🇦
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
📍Chicago, 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: 🧠 🏕️ 🏔️ 🏊🏻♂️ 🚴🏻♂️ 🏃🏻♂️ 🎨📚☕
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
🐦 twitter.com/steph_milani
🌐 stephmilani.github.io
Claire Vernade @claireve.bsky.social Professor at UT Nuremberg, Germany
I’m 🇫🇷 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
Victoria Dean (she/they) @vdean.bsky.social Teaching Faculty @ Princeton University | CMU, MIT alum | reinforcement learning, AI ethics, equity and justice, baking | ADHD 💖💜💙
Jascha Sohl-Dickstein @jascha.sohldickstein.com Recently a principal scientist at Google DeepMind. Joining Anthropic. Most (in)famous for inventing diffusion models. AI + physics + neuroscience + dynamical systems.
Cătălina Cangea, PhD @catalinacangea.bsky.social ex-GenMusic co-lead @ DeepMind 👩🏻💻
🎸🎹, prog/metal/alt/classic rock, jazz, poetry, 🚣🏻♀️🚴🏻♀️🧘🏻♀️, traveling, festivals. Sometimes ❤️s AI/ML/data 📊 Attends too many concerts 🎫 King's/Darwin/Murray Edwards College, University of Cambridge 🎓
Miles Brundage @milesbrundage.bsky.social AI policy researcher, wife guy, fan of cute animals and sci-fi, executive director of AVERI, Substacker
Brendan Dolan-Gavitt @moyix.net AI researcher at XBOW. Security, RE, ML. PGP http://keybase.io/moyix/
Akshay L Chandra @acl21.bsky.social PhD Student at the Robot Learning Lab, University of Freiburg.
Reinforcement Learning, World Models and Robot Manipulation.
https://akshaychandra.com
Mattie Fellows @mattieml.bsky.social Reinforcement Learning Postdoc at FLAIR, University of Oxford @universityofoxford.bsky.social
All opinions are my own.
Jakob Foerster @jfoerst.bsky.social Jakob 
Serena Booth @reniebird.bsky.social CS Prof at Brown University, PI of the GIRAFFE lab, former AI Policy Advisor in the US Senate, co-chair of the ACM Tech Policy Subcommittee on AI and Algorithms.
PhD at MIT CSAIL '23, Harvard '16, former Google APM. Dog mom to Ducki.
James MacGlashan @jmac-ai.bsky.social Ask me about Reinforcement Learning
Research @ Sony AI
AI should learn from its experiences, not copy your data.
My website for answering RL questions: https://www.decisionsanddragons.com/
Views and posts are my own.
Natalie Collina @ncollina.bsky.social CS PhD student at UPenn studying strategic human-AI interaction. Nataliecollina.com
Vahid Behzadan @behzadan.bsky.social Professionally curious about the science of making bad decisions; AI safety and security researcher; Assistant Professor of CS and Data Science & Director of the Secure and Assured Intelligent Learning (SAIL) lab @ University of New Haven.
Dongyan Lin @dongyanl1n.bsky.social Postdoc at Meta FAIR, Comp Neuro PhD @McGill / Mila. Looking at the representation in brains and machines 🔬 https://dongyanl1n.github.io/
Yoav Artzi @yoavartzi.com LM/NLP/ML researcher ¯\_(ツ)_/¯
yoavartzi.com / associate professor @ Cornell CS + Cornell Tech campus @ NYC / nlp.cornell.edu / visiting researcher @ Google DeepMind / building @colmweb.org / previously associate faculty director @ arXiv.org
@shimon8282.bsky.social @shimon8282.bsky.social Professor of Computer Science at Oxford. Senior Staff Research Scientist at Waymo.
Manfred Diaz @manfreddiaz.bsky.social Ph.D. Candidate at Mila and the University of Montreal, interested in AI/ML connections with economics, game theory, and social choice theory.
https://manfreddiaz.github.io
Rupali Bhati @rupalibhati.bsky.social PhD student at Northeastern University | MARL | Ex Mila | rupalibhati.github.io
@michaelddennis.bsky.social @michaelddennis.bsky.social RS DeepMind. Works on Unsupervised Environment Design, Problem Specification, Game/Decision Theory, RL, AIS. prev CHAI_Berkeley
Isadora White @izzycw.bsky.social PhD Student at UC San Diego | LLM Agents, Reinforcement Learning, Human-AI Collaboration, Multi-Agent Systems
Daniel Fried @daniel-fried.bsky.social Assistant prof at LTI CMU. Working on NLP: language interfaces, applied pragmatics, language-to-code, grounding. https://dpfried.github.io/
Gokul Swamy @gokul.dev PhD student at @cmurobotics.bsky.social working on efficient algorithms for interactive learning (e.g. imitation / RL / RLHF). no model is an island. prefers email. https://gokul.dev/. on the job market!
Phillip Isola @phillipisola.bsky.social Associate Professor in EECS at MIT. Neural nets, generative models, representation learning, computer vision, robotics, cog sci, AI.
https://web.mit.edu/phillipi/
Sikata Sengupta @sikatasengupta.bsky.social cs phd @upenn advised by Michael Kearns, Aaron Roth, and Duncan Watts| previously @stanford | she/her
https://psamathe50.github.io/sikatasengupta/
Paul Masset @paulmasset.bsky.social Assistant Professor, McGill University | Associate Academic Member, Mila - Quebec AI Institute | Neuroscience and AI, learning and inference, dopamine and cognition
https://massetlab.org/
Willie Neiswanger @willieneis.bsky.social Assistant Professor in CS + AI at USC. Previously at Stanford, CMU. Machine Learning, Decision Making, AI-for-Science, Generative AI, ML Systems, LLMs.
https://willieneis.github.io
Rachit Dubey @rachitdubey.bsky.social Assistant Professor at UCLA | Alum @MIT @Princeton @UC Berkeley | AI+Cognitive Science+Climate Policy | https://ucla-cocopol.github.io/
Ivana Dusparic @ivanad.bsky.social Professor @ Trinity College Dublin. Computer Science, AI, Reinforcement Learning, Intelligent Mobility
Rafael Pinto @rcpinto.bsky.social CS / AI / ML PhD. 🇧🇷 ♾️
Working on meta-learning, continual learning, control, evo, RL, game AI.
Hobbyist game dev.
Local news and useless facts about my life in PT-BR. EN otherwise.
Marcel Hussing @marcelhussing.bsky.social PhD student at the University of Pennsylvania. Prev, intern at MSR, and Meta FAIR. Interested in reliable and replicable reinforcement learning, robotics and knowledge discovery: https://marcelhussing.github.io/
All posts are my own.
Ramon Astudillo @ramon-astudillo.bsky.social Principal Research Scientist at IBM Research AI in New York. Speech, Formal/Natural Language Processing. Currently LLM post-training, structured SDG and RL. Opinions my own and non stationary.
ramon.astudillo.com
Claas Voelcker @cvoelcker.bsky.social For professional, see https://cvoelcker.de
If I seem very angry, check if I have been watered in the last 24 hours.
Now 🇺🇸 flavoured, previously available in 🇨🇦 and 🇩🇪
Hal Daumé III @haldaume3.bsky.social Human-centered AI #HCAI, NLP & ML. Director TRAILS (Trustworthy AI in Law & Society) and AIM (AI Interdisciplinary Institute at Maryland). Formerly Microsoft Research NYC. Fun: 🧗🧑🍳🧘⛷️🏕️. he/him.
Vincent Mai @vincentmai.bsky.social ML research scientist @LawZero
Mike Johanson @mikebjohanson.johanson.ca Rogue game theorist and reinforcement learning scientist in 🇨🇦. Formerly: co-founder Artificial.Agency, RS DeepMind, PhD UAlberta, Poker AI. Gaming 🎮🎲, curling 🥌, knitting 🧶, geocaching 🗺️. (he/him).
Michiel van de Panne @mvandepanne.bsky.social UBC Computer Science; physics-based models of human movement; deep reinforcement learning; animation; robotics
Kale-ab Tessera @kale-ab.bsky.social ML PhD Student @ Uni. of Edinburgh, working on Multi-Agent Problems. | Organiser @deeplearningindaba.bsky.social @rl-agents-rg.bsky.social | 🇪🇹🇿🇦
kaleabtessera.com
Francesco Tudisco @ftudisco.bsky.social Machine Learning @ University of Edinburgh | AI4Science | optimization | numerics | networks | co-founder @ labs.miniml.ai | ftudisco.gitlab.io
Gaspard Lambrechts @gsprd.be Postdoctoral researcher working on RL in POMDP at McGill and Mila - gsprd.be
Taylor W. Killian @twkillian.bsky.social Principal Scientist @LilaSciences. Focused on decision making under uncertainty, guided by practical problems in healthcare, reasoning, and biology.
Karim Farid @kifarid.bsky.social PhD. Student @ELLIS.eu @UniFreiburg with Thomas Brox and Cordelia Schmid
Understanding intelligence and cultivating its societal benefits
https://kifarid.github.io
Sai Prasanna @saiprasanna.in See(k)ing the surreal
Causal World Models for Curious Robots @ University of Tübingen/Max Planck Institute for Intelligent Systems 🇩🇪
#reinforcementlearning #robotics #causality #meditation #vegan
Zachary Lipton @zacharylipton.bsky.social Cofounder & CTO @ Abridge, Raj Reddy Associate Prof of ML @ CMU, occasional writer, relapsing 🎷, creator of d2l.ai & approximatelycorrect.com