Tom Schaul @schaul.bsky.social RL researcher at DeepMind
https://schaul.site44.com/ 🇱🇺
Thomas Steinke @stein.ke Researcher in computer science, math, machine learning, (differential) privacy, AI, etc. at Anthropic.
Kiwi🇳🇿 in California🇺🇸
http://stein.ke/
Aaron Roth @aaroth.bsky.social Professor at Penn, Amazon Scholar at AWS. Interested in machine learning, uncertainty quantification, game theory, privacy, fairness, and most of the intersections therein
Sasho Nikolov @thesasho.bsky.social Associate professor at U of Toronto. Computer science and math research: (differentially) private data analysis, geometry, discrepancy, optimization.
Jon Ullman @thejonullman.bsky.social Associate Professor of Computer Science at Northeastern University in Boston. Dad. Imposter.
Clément Canonne @ccanonne.github.io Senior Lecturer #USydCompSci at the University of Sydney. Postdocs IBM Research and Stanford; PhD at Columbia. Converts ☕ into puns: sometimes theorems. He/him.
Jess Sorrell @optimistsinc.bsky.social Assistant prof at JHU CS. Interested in theory of ML, privacy, cryptography. All cat pictures my own and do not represent the cats of my employer
Gautam Kamath @gautamkamath.com Assistant Prof of CS at NYU Courant. Co-EiC of TMLR. My group is The Salon. Privacy, robustness, machine learning.
http://www.gautamkamath.com
Joey Rudoler @jrudoler.bsky.social wharton stats phd — ml theory, ml for science
prev: comp neuro, data, physics
working with Edgar Dobriban and Konrad Körding
also some sports (esp. philly! go birds)
Bryan Chan @chanpyb.bsky.social PhD student at University of Alberta. Interested in reinforcement learning, imitation learning, machine learning theory, and robotics
https://chanb.github.io/
Natalie Collina @ncollina.bsky.social CS PhD student at UPenn studying strategic human-AI interaction. Nataliecollina.com
Kimon Fountoulakis @kfountou.bsky.social Associate Professor at CS UWaterloo
Machine Learning
Lab: opallab.ca
Rachel Lawrence @rachel-law.bsky.social Organic machine turning tea into theorems ☕️
AI @ Microsoft Research ➡️ Goal: Teach models (and humans) to reason better
Let’s connect re: AI for social good, graphs & network dynamics, discrete math, logic 🧩, 🥾,🎨, protecting democracy🗽
www.rlaw.me
Vincent Fortuin @vincefort.eurosky.social Prof at TU Nuremberg, PI at Helmholtz AI, Fellow at Zuse School for reliable AI, Branco Weiss Fellow, ELLIS Scholar.
Prev: TUM, Cambridge CBL, St John's College, ETH Zürich, Google Brain, Microsoft Research, Disney Research.
https://fortuin.github.io/
Tim van Erven @handle.invalid Associate professor in machine learning at the University of Amsterdam. Topics: (online) learning theory and the mathematics of explainable AI.
www.timvanerven.nl
Theory of Interpretable AI seminar: https://tverven.github.io/tiai-seminar
Ioannis Kontoyiannis @kontoyiannis.bsky.social Information theory, probability, statistics. Churchill Professor of Mathematics of Information @UofCambridge: dpmms.cam.ac.uk/person/ik355/ 🧮 #MathSky 🧪 #Science
[used to be @yiannis_entropy at the other place]
Amartya Sanyal @amartyasanyal.bsky.social Assistant Professor @Dept. Of Computer Science, University of Copenhagen, Ex Postdoc @MPI-IS, ETHZ, PhD @University of Oxford, B.Tech @CSE,IITK.
Ben Rubinstein @bipr.bsky.social ML & Privacy Prof at the University of Melbourne, Australia. Deputy Dean Research. Prev Microsoft Research, Berkeley EECS PhD. @bipr on the X bird site. He/him.
Gavin Brown @gavin-brown.bsky.social Postdoc at UW CSE. Differential privacy, memorization in ML, and learning theory.
Steven Wu @zstevenwu.bsky.social Computer science professor at Carnegie Mellon. Researcher in machine learning. Algorithmic foundations of responsible AI (e.g., privacy, uncertainty quantification), interactive learning (e.g., imitation/reinforcement learning).
https://zstevenwu.com/
Dan Roy @roydanroy.bsky.social Research Director, Founding Faculty, Canada CIFAR AI Chair @VectorInst.
Full Prof @UofT - Statistics and Computer Sci. (x-appt) danroy.org
I study assumption-free prediction and decision making under uncertainty, with inference emerging from optimality.
Gintare Karolina Dziugaite @gkdziugaite.bsky.social Sr Research Scientist at Google DeepMind, Toronto. Member, Mila. Adjunct, McGill CS. PhD Machine Learning & MASt Applied Math (Cambridge), BSc Math (Warwick). gkdz.org 
Carl Allen @carl-allen.bsky.social Laplace Junior Chair, Machine Learning
ENS Paris. (prev ETH Zurich, Edinburgh, Oxford..)
Working on mathematical foundations/probabilistic interpretability of ML (what NNs learn🤷♂️, disentanglement🤔, king-man+woman=queen?👌…)
Idan Attias @idanattias.bsky.social Postdoc researcher at IDEAL Institute in Chicago, hosted by UIC and TTIC.
My research interests are in machine learning theory, data-driven sequential decision-making, and theoretical computer science.
https://www.idanattias.com/
Quanquan Gu @quanquangu.bsky.social Professor @UCLA, Research Scientist @ByteDance | Recent work: SPIN, SPPO, DPLM 1/2, GPM, MARS | Opinions are my own
CSML IIT Lab @pontilgroup.bsky.social Computational Statistics and Machine Learning (CSML) Lab | PI: Massimiliano Pontil | Webpage: csml.iit.it | Active research lines: Learning theory, ML for dynamical systems, ML for science, and optimization.
Erfan Mirzaei @erfunmirzaei.bsky.social Researcher @PontilGroup.bsky.social| Ph.D. Student @ellis.eu, @Polytechnique, and @UniGenova.
Interested in (deep) learning theory and others.
https://erfunmirzaei.github.io/
Tosca Lechner @toscalechner.bsky.social Post-doctoral Fellow @ Vector Institute, Toronto
Mihai Nica @mihainica.bsky.social Mathematician working on probability and ML at U of Guelph in Canada. I also make math videos at https://youtube.com/@MihaiNicaMath
Cyrus Rashtchian @cyroid.bsky.social Researcher at Google. Improving LLM factuality, RAG and multimodal alignment and evaluation. San Diego. he/him ☀️🌱🧗🏻🏐 Prev UCSD, MSR, UW, UIUC.
Yuli Slavutsky @yulislavutsky.bsky.social Stats Postdoc at Columbia, @bleilab.bsky.social
Statistical ML, Generalization, Uncertainty, Empirical Bayes
https://yulisl.github.io/
Michael Kearns @mkearnsphilly.bsky.social CS prof at Penn, Amazon Scholar in AWS. Interested in ML theory and related topics, as well as photography and Gilbert and Sullivan. Website: www.cis.upenn.edu/~mkearns
Eugene Vinitsky 🍒 @eugenevinitsky.bsky.social Anti-cynic. Towards a weirder future. Reinforcement Learning, Autonomous Vehicles, transportation systems, the works. Asst. Prof at NYU. Founding research scientist at Percepta.
https://emerge-lab.github.io
https://www.admonymous.co/eugenevinitsky
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
Ida Momennejad @neuroai.bsky.social Principal Researcher @ Microsoft Research.
AI, RL, cog neuro, philosophy.
www.momen-nejad.org
Prithviraj "Raj" Ammanabrolu @rajammanabrolu.bsky.social AI, RL, NLP, Games Asst Prof at UCSD
Research Scientist at Nvidia
Lab: http://pearls.ucsd.edu
Personal: prithvirajva.com
Max Kleiman-Weiner @maxkw.bsky.social professor at university of washington and scientist at Google DeepMind. computational cognitive scientist. working on social and artificial intelligence and alignment.
http://faculty.washington.edu/maxkw/
Julian Togelius @togelius.bsky.social AI and Games Researcher at NYU. Head of AI at Nof1.
Sam Gershman @gershbrain.bsky.social Professor, Department of Psychology and Center for Brain Science, Harvard University
https://gershmanlab.com/
xuan (ɕɥɛn / sh-yen) @xuanalogue.bsky.social Assistant professor at NUS. Scaling cooperative intelligence & infrastructure for an increasingly automated future. PhD @ MIT ProbComp / CoCoSci. Pronouns: 祂/伊
Antonin Raffin @araffin.bsky.social Researcher in robotics and machine learning (Reinforcement Learning). Maintainer of Stable-Baselines (SB3).
https://araffin.github.io/- T Thomas Dietterich @tdietterich.bsky.social Safe and robust AI/ML, computational sustainability. Former President AAAI and IMLS. Distinguished Professor Emeritus, Oregon State University. https://web.engr.oregonstate.edu/~tgd/
Kyle Morgenstein @kylem.bsky.social Full of childlike wonder. Building friendly robots. UT Austin PhD student, MIT ‘20.
Robin Ranjit Singh Chauhan @robinchauhan.bsky.social Host TalkRL Podcast, Aspiring RL researcher
AgFunder VC Head of Eng, Ex-MSFT, Waterloo computer engineering
Sunshine Coast BC Canada
Peter Henderson @peterhenderson.bsky.social Assistant Professor, leading the Polaris Lab @ Princeton (https://www.polarislab.org/); Researching: RL, Strategic Decision-Making+Exploration; Law
Miguel Vasco @miguelvasco.bsky.social Postdoc at @kthuniversity.bsky.social.
Past: @gaipslab.bsky.social; Sony AI.
Interested in all things RL and Multimodal.
miguelvasco.com
Lucas Alegre @lnalegre.bsky.social Professor at INF - @ufrgs.br | Ph.D. in Computer Science. I am interested in multi-policy reinforcement learning (RL) algorithms.
Personal page: https://lucasalegre.github.io
Mark Riedl @markriedl.bsky.social AI for storytelling, games, explainability, safety, ethics. Professor at Georgia Tech. Director of ML Center at GT. Time travel expert. Geek. Dad. he/him
Blake Richards @tyrellturing.bsky.social Researcher at Google and CIFAR Fellow, working on the intersection of machine learning and neuroscience in Montréal (academic affiliations: @mcgill.ca and @mila-quebec.bsky.social).
Eli Sennesh @elisennesh.bsky.social Abolish the value function!
Dylan Hadfield-Menell @dhadfieldmenell.bsky.social Assistant Prof of AI & Decision-Making @MIT EECS
I run the Algorithmic Alignment Group (https://algorithmicalignment.csail.mit.edu/) in CSAIL.
I work on value (mis)alignment in AI systems.
https://people.csail.mit.edu/dhm/
Laura Ana Bustamante, PhD @lauraabusta.bsky.social 👩🏻🔬 Postdoc @U Medical Center Groningen. Formerly: postdoc @WashU St. Louis & Neuro PhD @Princeton, researching cognitive control & decision making, neurodivergent in computational psychiatry, she/her, Latina 🇨🇺. Views my own. Stand Up for Science!
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
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
Taylor W. Killian @twkillian.bsky.social Principal Scientist @LilaSciences. Focused on decision making under uncertainty, guided by practical problems in healthcare, reasoning, and biology.
Gaspard Lambrechts @gsprd.be Postdoctoral researcher working on RL in POMDP at McGill and Mila - gsprd.be
Chris Paxton @cpaxton.bsky.social Writing about robots https://itcanthink.substack.com/
RoboPapers podcast https://robopapers.substack.com/
All opinions my own
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
Michiel van de Panne @mvandepanne.bsky.social UBC Computer Science; physics-based models of human movement; deep reinforcement learning; animation; robotics
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).
Vincent Mai @vincentmai.bsky.social ML research scientist @LawZero
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 🇩🇪
Miguel Alonso Jr. @miguelalonsojr.bsky.social Building generally intelligent agents - ML, RL, Robotics
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
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.
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.
Ivana Dusparic @ivanad.bsky.social Professor @ Trinity College Dublin. Computer Science, AI, Reinforcement Learning, Intelligent Mobility
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
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/
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/
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/
Scott Niekum @scottniekum.bsky.social Associate prof @ UMass Amherst CICS.
AIignment, reinforcement learning, imitation learning, and robotics.
C. Zhang w/o shitpost @chongzhang.bsky.social Stupid #robotics guy at ETHz
Twitter: https://x.com/ChongZzZhang
Research Website: https://zita-ch.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!
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/
Isadora White @izzycw.bsky.social PhD Student at UC San Diego | LLM Agents, Reinforcement Learning, Human-AI Collaboration, Multi-Agent Systems
@michaelddennis.bsky.social @michaelddennis.bsky.social RS DeepMind. Works on Unsupervised Environment Design, Problem Specification, Game/Decision Theory, RL, AIS. prev CHAI_Berkeley
Rupali Bhati @rupalibhati.bsky.social PhD student at Northeastern University | MARL | Ex Mila | rupalibhati.github.io
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
@shimon8282.bsky.social @shimon8282.bsky.social Professor of Computer Science at Oxford. Senior Staff Research Scientist at Waymo.
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
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/
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.
Lerrel Pinto @lerrelpinto.com Assistant Professor of CS @nyuniversity.
I like robots!
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.
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.
Jakob Foerster @jfoerst.bsky.social Jakob 
Mattie Fellows @mattieml.bsky.social Reinforcement Learning Postdoc at FLAIR, University of Oxford @universityofoxford.bsky.social
All opinions are my own.
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 🎓
Victoria Dean (she/they) @vdean.bsky.social Teaching Faculty @ Princeton University | CMU, MIT alum | reinforcement learning, AI ethics, equity and justice, baking | ADHD 💖💜💙
Yisong Yue @yisongyue.bsky.social AI professor at Caltech. General Chair ICLR 2025.
http://www.yisongyue.com
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
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/
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.
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.
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
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