Mila Scientific Director. Ex @Google DeepMind & Twitter Cortex. Father of 4. // Directeur scientifique à Mila. Ex @Google DeepMind & Twitter Cortex. Père de 4.
John Schulman
@johnschulman2
RESEARCHERRecently started @thinkymachines. Interested in reinforcement learning, alignment, birds, jazz music
William Fedus
@LiamFedus
RESEARCHERCo-Founder of @periodiclabs Past: VP of Post-Training @OpenAI; Google Brain
Sander Dieleman
@sedielem
RESEARCHERResearch Scientist at Google DeepMind (WaveNet, Imagen, Veo). I tweet about deep learning (research + software), music, generative models (personal account).
Joshua Achiam
@jachiam0
RESEARCHERFreedom, flourishing, and abundance. Chief Futurist @openai. Main author of http://spinningup.openai.com
Catherine Olsson
@catherineols
ENGINEERHanging out with Claude, improving its behavior, and building tools to support that @AnthropicAI 😁 prev: @open_phil @googlebrain @openai (@microcovid)
Sholto Douglas
@_sholtodouglas
RESEARCHERScaling RL @AnthropicAI, ex @DeepMind - working towards intelligence too cheap to meter
Boaz Barak
@boazbaraktcs
RESEARCHERComputer Scientist. See also http://windowsontheory.org . @harvard @openai opinions my own.
Prafulla Dhariwal
@prafdhar
RESEARCHERTechnical fellow @OpenAI. Co-creator of GPT-4o, GPT-3, DALL-E 2, Jukebox, Glow, PPO. Previously @MIT '17
Jakob Foerster
@j_foerst
RESEARCHERAssociate Prof in ML @UniofOxford. Something Something Research Scientist @MetaAI. Something @FLAIR_Ox. Always #teamhuman. Opinions belong to the world.
typedfemale
@typedfemale
ENGINEERa really exciting new account "advanced pytorch user" - @cHHillee alt: @typedalt
David Luan
@jluan
EXECUTIVEretired!! former cofounder of @adeptailabs, vp engineering @openai and @amazon, and @google LLMs lead. all about type II fun.
Marc G. Bellemare
@marcgbellemare
RESEARCHERCSO & co-founder, Reliant AI. Ex RL research lead at Google Brain, DeepMind. Known for Atari 2600 RL benchmark, Distributional RL (MIT Press 2023).
Rosanne Liu
@savvyRL
RESEARCHERMom. Cofounded & running @ml_collective. Co-host of Deep Learning Classics & Trends. Research at Google DeepMind. DEI/DIA Chair of ICLR & NeurIPS.
Brandon Amos
@brandondamos
RESEARCHER🧙 RL @Reflection_AI past: @MetaAi @GoogleDeepmind @SCSatCMU @Cornell_Tech
Csaba Szepesvari
@CsabaSzepesvari
RESEARCHER"If there is not folly in the world, then the world itself is folly. You must understand that mistakes are not always regrets." - Paul Tobin, Bandette🤠
Graham Neubig
@gneubig
RESEARCHERAssociate professor @LTIatCMU. Co-founder/chief scientist @OpenHandsDev. I mostly work on modeling language.
Arthur Mensch
@arthurmensch
FOUNDERCo-founder and CEO @MistralAI. Talk to le Chat https://chat.mistral.ai https://mistral.ai/app/ios https://mistral.ai/app/android
Felix Hill
@FelixHill84
RESEARCHERResearch Scientist, Deepmind I try to think hard about everything I tweet, esp on 90s football and 80s music None of my opinions are really someone else's
Ian Osband
@IanOsband
RESEARCHERResearch scientist at DeepMind (ex OpenAI, Stanford) working on decision making under uncertainty.
Misha Denil
@notmisha
RESEARCHERI tweet about things that interest me, mostly machine learning things. ex-DeepMind.
Tom Brown
@nottombrown
FOUNDERCo-founder @AnthropicAI. Compute wrangler. Author of GPT-3. Cautiously optimistic.
Kyle Cranmer
@KyleCranmer
RESEARCHERDirector Data Science Institute @UWMadison @datascience_uw. EiC @MLSTjournal. Physics, stats/ML/AI, open science. same handle @sigmoid.social and bsky
Ananya Kumar
@ananyaku
RESEARCHERResearcher at Meta TBD Labs. Previously core contributor to o1, o3, gpt5, at OpenAI. PhD at Stanford University AI Lab with Percy Liang and Tengyu Ma
Jon Barron
@jon_barron
RESEARCHERPrincipal research scientist at Google DeepMind. Synthesized views are my own.
Balaji Lakshminarayanan
@balajiln
RESEARCHERPrincipal Research Scientist at @DeepMind. Opinions my own.
Alexander Berger
@albrgr
POLICYEnjoys a good applied micro paper. CEO of @coeff_giving. Views my own, tweets self-destruct every once in a while.
Stephen Roller
@stephenroller
RESEARCHERMoTS @thinkymachines. previously pre-training @googledeepmind, @character_ai, and @aiatmeta.
Danijar Hafner
@danijarh
RESEARCHERBuilding AI that autonomously understands and interacts with the world. Previous: @GoogleDeepMind @UCBerkeley @UofT
Max Schwarzer
@max_a_schwarzer
RESEARCHERDoing RL @AnthropicAI. Formerly VP of Research, Head of Post-Training @OpenAI. PhD with Aaron Courville and Marc Bellmare at Mila.
Rishabh Agarwal
@agarwl_
RESEARCHERReinforcement Learner @periodiclabs, Adjunct Prof at McGill. Ex Meta, DeepMind, Brain, @iitbombay. NeurIPS Best Paper, On-Policy Distillation
Ofir Nachum
@ofirnachum
RESEARCHERResearch at @OpenAI. Previously at @GoogleAI on the Brain Team. Doing work on #ReinforcementLearning and #MachineLearning
Honglak Lee
@honglaklee
RESEARCHERCo-Head (Executive VP and Chief Scientist) of LG AI Research; Professor of CSE, U. Michigan, Ann Arbor; Ex-Google Brain; Sloan Research Fellow
Hattie Zhou
@oh_that_hat
RESEARCHERI want to understand things deeply and explain them well. Building friendly AI @AnthropicAI Give me anonymous feedback: https://www.admonymous.co/hattiezhou
Blake Richards
@tyrell_turing
RESEARCHERResearcher at @mcgillu combining AI and neuroscience. Also on Bluesky (@tyrellturing.bsky.social) and Mastodon: @tyrell_turing@fediscience.org.
Erin Grant @ ICLR 2026
@ermgrant
RESEARCHERAssistant Professor / Faculty Fellow @NYUDataScience studying cognition in mind & brain with neural nets, Bayes, other tools | http://bsky.app/profile/eringrant.me
Kenneth Stanley
@kenneth0stanley
RESEARCHERSVP of Open-Endedness @LilaSciences. Prev: Maven CEO, Lead@OpenAI, Uber AI, prof@UCF. NEAT,HyperNEAT,novelty search, POET. Book:Why Greatness Cannot Be Planned
Alex Graveley
@alexgraveley
ENGINEERCo-creator Perplexity Computer, GitHub Copilot, Dropbox Paper. 2x CEO. Thruhiker. Survivor 🎗️
Alexey Guzey
@alexeyguzey
RESEARCHERhttp://guzey.com, http://newscience.org, @openai; in pursuit of a just, beautiful future.
Eugene Vinitsky 🦋
@EugeneVinitsky
RESEARCHERThis account only exists so no on else can occupy it. Please contact through other means. Lab website: http://emerge-lab.github.io
Irina Rish
@irinarish
RESEARCHERprof UdeM/Mila; Canada Excellence Research Chair; AAI Lab head http://www.irina-lab.ai; CSO @ http://42.com; advisor @ http://Nolano.ai
Amy Zhang
@yayitsamyzhang
RESEARCHERECE prof. at UT Austin. Works in state abstractions and generalization in RL. Recruiting PhD students for Fall 26.
George Tucker
@georgejtucker
RESEARCHERResearcher at Google Brain, thinking about RL and sequence models
Sherry Yang
@sherryyangML
RESEARCHERStaff Research Scientist @GoogleDeepMind; Assistant Professor @NYU_Courant. Previously Post-Doc @Stanford, PhD @UCBerkeley, M.Eng. / B.S. @MIT.
Pablo Samuel Castro
@pcastr
RESEARCHERSeñor swesearcher @ Google DeepMind. Adjunct prof @ U de Montreal & Mila. Musician. From 🇪🇨 living in 🇨🇦.
Alexander Kirillov
@_alex_kirillov_
RESEARCHERMultimodality @thinkymachines. Previously: post-training MM lead @openai, research Scientist @facebookai Projects: GPT-4o, Advance Voice Mode, SegmentAnything.
dr. jack morris
@jxmnop
RESEARCHERresearch // language models, information theory, science of AI // formerly @cornell
jasmine collins
@jazco
RESEARCHERresearch scientist @databricks! previously @berkeley_ai phd, @googleai and @metaai. interested in human brains and computer brains 💫
David Abel
@dabelcs
RESEARCHERScientist @GoogleDeepMind and Fellow @EdinburghUni | RL, philosophy, agency, foundations, alignment | office hours: http://tinyurl.com/dabel-mtg
Russell Kaplan
@russelljkaplan
FOUNDERPresident @cognition. Past: director of engineering @Scale_AI, startup founder, ML scientist @Tesla Autopilot, researcher @StanfordSVL.
Roberta Raileanu
@robertarail
RESEARCHEROpen-Ended Team Lead and Senior Staff Research Scientist @GoogleDeepMind. Honorary Lecturer @UCL. ex @Meta | @NYU | @Princeton.
Julian Togelius
@togelius
RESEARCHERResearcher. AI, games, markets, open-endedness, evolution. Professor @nyuniversity @NYUGameLab Head of AI @the_nof1 Co-founded @modl_ai Rogueliker.
Chenlin Meng
@chenlin_meng
FOUNDERCo-founder & CTO @pika_labs | ex @StanfordAILab @Stanford | Hiring: Head of Engineering and Senior Engineer
Ian Hogarth
@soundboy
INVESTORinvestor at @pluralplatform, chair UK AI Security Institute, co-founder @songkick
Ekin Dogus Cubuk
@ekindogus
RESEARCHERCo-Founder of @periodiclabs Past: Lead of materials science and chemistry at @GoogleDeepMind; Google Brain
Jason Eisner
@adveisner
RESEARCHERProfessor of CS at Johns Hopkins University, ACL Fellow. My tweets speak only for me.
Olivier Grisel
@ogrisel
ENGINEEREngineer at @probabl_ai, scikit-learn developer. More active at: https://sigmoid.social/@ogrisel https://bsky.app/profile/ogrisel.bsky.social
Michael Chang
@mmmbchang
RESEARCHERAmplify human creativity with Sora @openai Prev: Gemini and Project Astra @GoogleDeepMind, @LangChainAI, @MetaAI, @SchmidhuberAI PhD @berkeley_ai BS @MIT
Ted Xiao
@xiao_ted
RESEARCHERFounding Member of Technical Staff at Project Prometheus. Previously Gemini, Robotics @GoogleDeepMind. Posts about frontier models, physical AGI, and scaling.
Quanquan Gu
@QuanquanGu
RESEARCHERProfessor @UCLA, Pretraining and Scaling at ByteDance Seed | Recent work: Seed2.0, SeedFold | Opinions are my own
Cas (Stephen Casper)
@StephenLCasper
RESEARCHERAI safeguards & gov. research. PhD student @MIT_CSAIL (mnr. Public Policy), and Fellow at @BKCHarvard. Fmr. @AISecurityInst. https://stephencasper.com/
Simon Kornblith
@skornblith
RESEARCHERresearcher/engineer @AnthropicAI | former @GoogleDeepMind @mitbrainandcog @zotero | @simonster@sigmoid.social
Caglar Gulcehre
@caglarml
RESEARCHERScientist MAI, Prof @ EPFL, Ex-research scientist @ DeepMind, MSR, IBM Socials: https://bsky.app/profile/caglarai.bsky.social, http://mastodon.social/@caglarml
Scott Niekum
@scottniekum
RESEARCHERAssociate professor at UMass Amherst CICS. AIignment, safety, reinforcement learning, imitation learning, and robotics.
Matt Clifford
@matthewclifford
FOUNDERCo-founder @join_ef; Chair @ARIA_Research; Make Britain Rich Again.
Anna Harutyunyan | Աննա Հարությունյան
@aharutyu
RESEARCHERresearcher, philosopher, witch. rl @ deepmind. opinions my own
Rianne van den Berg
@vdbergrianne
RESEARCHERPrincipal research manager at Microsoft Research Amsterdam. Formerly at Google Brain and University of Amsterdam. PhD in condensed matter physics.
Bo Dai
@daibond_alpha
RESEARCHERAssistant Professor at @gtcse, Research Scientist at @GoogleDeepMind | ex @googlebrain
Samuel L Smith
@SamuelMLSmith
RESEARCHERMember of Technical Staff at OpenAI. Formerly Staff Research Scientist at Google DeepMind. Ex-Physicist.
Tim Vieira
@xtimv
RESEARCHERmachine learning, reinforcement learning, programming languages, handstands (he/him)
Avital Oliver
@avitaloliver
RESEARCHERNeural Network Plumber @OpenAI. Formerly Google Brain. Worked on http://github.com/google/flax. I used to think I'd become a math professor.
Pranav Shyam
@recurseparadox
RESEARCHERresearch scientist at google deepmind. ಕನ್ನಡಿಗ. past: generative models @openai
Toby Shevlane
@tshevl
RESEARCHER@_Mantic_AI cofounder & CEO, on a mission to solve forecasting. Prev: research scientist @GoogleDeepMind, PhD at @UniofOxford.
Brydon Eastman
@brhydon
RESEARCHER🇨🇦 Mathematician (heavy on the ish) @thinkymachines Prev. MTS @OpenAI; PhD @WaterlooMath Certified wife guy, featured twice in Lego Magazine © ☕//🤔➡️💻
Jerry Liu
@jerryjliu0
FOUNDERParsing the world's hardest PDFs @llama_index. cofounder/CEO Careers: https://www.llamaindex.ai/careers Enterprise: https://www.llamaindex.ai/contact