John Schulman
@johnschulman2
Recently started @thinkymachines. Interested in reinforcement learning, alignment, birds, jazz music
Noam Brown
@polynoamial
RESEARCH ENGINEERResearching reasoning @OpenAI | Co-created Libratus/Pluribus superhuman poker AIs, CICERO Diplomacy AI, and OpenAI o3 / o1 / 🍓 reasoning models
Jan Leike
@janleike
AI SAFETYAI research @AnthropicAI. Previously OpenAI & DeepMind. Optimizing for a post-AGI future where humanity flourishes. Opinions aren't my employer's.
Sebastien Bubeck
@SebastienBubeck
RESEARCHERI work on AI at OpenAI. Former VP AI and Distinguished Scientist at Microsoft.
Tim Rocktäschel
@_rockt
ACADEMICCo-Founder @Recursive_SI, Professor of AI @AI_UCL, PI @UCL_DARK, Fellow @ELLISforEurope. Ex @GoogleDeepMind @AIatMeta @CompSciOxford
Barret Zoph
@barret_zoph
RESEARCH ENGINEER@openai Past: - CTO & Co-Founder Thinking Machines Lab (@thinkymachines) - VP Research (Post-Training) @openai - Research Scientist at Google Brain
Joshua Achiam
@jachiam0
AI SAFETYFreedom, flourishing, and abundance. Chief Futurist @openai. Main author of http://spinningup.openai.com
Matthew Johnson
@SingularMattrix
OPEN SOURCEResearcher at Google Brain. I work on JAX (https://github.com/google/jax).
Jerry Tworek
@MillionInt
RESEARCH ENGINEERCEO and co-founder of Core Automation former VP of RL @ OpenAI : reasoning models, o3, o1, GPT4, ChatGPT, Codex, RL for robots cautious AI optimist
David Dohan
@dmdohan
RESEARCHERreducing perplexity @openai | past: probabilistic programs, proteins, science & reasoning @ google brain 🧠
Eric Zelikman
@ericzelikman
FOUNDERcofounder & ceo @humansand - building ai for humans // was lgtm-ing @xAI, phd-ing @stanford
Bob McGrew
@bobmcgrewai
RESEARCH ENGINEERLearning new things. Former Chief Research Officer at OpenAI, early exec at Palantir, early employee at Paypal.
will depue
@willdepue
RESEARCH ENGINEERretired ex @openai (sora 1 & 2, posttraining o3/4o, pretraining moonshots)
Andrew Carr 🤸
@andrew_n_carr
RESEARCH ENGINEERco-founder leading science @getcartwheel co-founder advisor @arcade_ai Past: Codex @OpenAI, Brain @GoogleAI, world ranked Tetris player
Hongyu Ren
@ren_hongyu
RESEARCH ENGINEERresearch @meta superintelligence. CS PhD @stanford. prev @openai.
Leo Gao
@nabla_theta
AI SAFETYworking on AGI alignment. prev: GPT-Neo, the Pile, LM evals, RL overoptimization, scaling SAEs to GPT-4, interp via circuit sparsity. EleutherAI cofounder.
Irwan Bello
@IrwanBello
RESEARCH ENGINEERSupercomputers & Friends, AI & Science. Founding team & Research Lead at @reflection_ai. Past: @OpenAI, Founding team @character_ai, Google Brain
David Luan
@jluan
RESEARCH ENGINEERretired!! former cofounder of @adeptailabs, vp engineering @openai and @amazon, and @google LLMs lead. all about type II fun.
Zhiqing Sun
@EdwardSun0909
RESEARCH ENGINEERLead Agents @Meta MSL TBD Lab. previously posttraining/agent research @OpenAI. CS PhD @LTIatCMU
Dylan HadfieldMenell
@dhadfieldmenell
AI SAFETYAssociate Prof @MITEECS working on value (mis)alignment in AI systems; Safety & Alignment Advisor at http://Character.AI; @dhadfieldmenell@bsky.social; he/him
Roberta Raileanu
@robertarail
RESEARCHEROpen-Ended Team Lead and Senior Staff Research Scientist @GoogleDeepMind. Honorary Lecturer @UCL. ex @Meta | @NYU | @Princeton.
Yu Bai
@yubai01
RESEARCH ENGINEERTraining Accelerations @OpenAI. Previously @SFResearch, PhD @Stanford.
Alex Graveley
@alexgraveley
ENGINEERCo-creator Perplexity Computer, GitHub Copilot, Dropbox Paper. 2x CEO. Thruhiker. Survivor 🎗️
Jiahui Yu
@jhyuxm
RESEARCH ENGINEERLead Multimodal @Meta Superintelligence Lab. Previously led Perception @OpenAI; co-led Gemini Multimodal @GoogleDeepMind.
Yao Fu
@Francis_YAO_
RESEARCH ENGINEERScaling @xAI. Previously Gemini 3 perception and project Astra @GoogleDeepMind
Jacob Austin
@jacobaustin132
RESEARCH ENGINEERI sometimes do AI research. I also play piano and climb. NYC. Previously @GoogleDeepMind, @Google Brain. Opinions my own
Chelsea Sierra Voss
@csvoss
RESEARCH ENGINEERengineeress ✨ Member of Technical Staff @openai // board $QCLS // past @pilothq, @sendwaveapp, @khanacademy, CS/math @MIT, 2x IBO gold
Rylan Schaeffer
@RylanSchaeffer
RESEARCHERAI RS @ Meta TBD. On-Leave from Stanford w/ @sanmikoyejo. Prev @ Gemini, Meta, MIT, Harvard, Uber, UCL, UC Davis
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
Scott Gray
@scottgray76
RESEARCH ENGINEERGPU Geek at @OpenAI. I have a long standing interest in neuroscience and its application to machine learning. He/Him.
Shuchao Bi
@shuchaobi
RESEARCH ENGINEERResearch at Meta Superintelligence Labs, RL/post-training/agents; Previously Research at OpenAI on multimodal and RL; Opinions are my own.
Marco Mascorro
@Mascobot
RESEARCHERResearching LLMs | Roboticist | Prev: Partner @a16z (inv: @cursor_ai, @thinkymachines, @bfl_ml, @WaveFormsAI, @deeptuneai, etc), cofounder @Fellow_AI
Alex Nichol
@unixpickle
RESEARCH ENGINEERCode, AI, and 3D printing. Opinions are mostly my own, sometimes a computer's. Husband of @thesamnichol. Co-creator of DALL-E 2. Researcher @openai.
Ross Taylor
@rosstaylor90
RESEARCH ENGINEERCo-founder and CEO @GenReasoning. Previously lots of other things like: reasoning lead Meta AI, Llama 3/2, Galactica, Papers with Code.
Patrick Hsu
@pdhsu
ACADEMIC@ArcInstitute co-founder, @Stanford professor, @ThriveCapital investor | biology and ML research | 🇨🇦 prev @harvard @broadinstitute, Fast Grants
Ilya Kostrikov
@ikostrikov
RESEARCH ENGINEERPre-Training Researcher @OpenAI, previously: RL/post-training @OpenAI, Postdoc at UC Berkeley @berkeley_ai, Researcher at Google Brain, PhD in CS @CILVRatNYU