Prof (CS @Stanford), Co-Director @StanfordHAI, Cofounder/CEO @theworldlabs, #AI #SpatialIntelligence #GenAI #computervision #robotics #AI-healthcare
Jack Clark
@jackclarkSF
POLICY@AnthropicAI, ONEAI OECD, co-chair @indexingai, writer @ http://importai.net Past: @openai, @business @theregister. Neural nets, distributed systems, weird futures
John Schulman
@johnschulman2
RESEARCHERRecently started @thinkymachines. Interested in reinforcement learning, alignment, birds, jazz music
Noam Brown
@polynoamial
RESEARCHERResearching reasoning @OpenAI | Co-created Libratus/Pluribus superhuman poker AIs, CICERO Diplomacy AI, and OpenAI o3 / o1 / 🍓 reasoning models
Jan Leike
@janleike
RESEARCHERAlignment team lead @AnthropicAI. Previously OpenAI & DeepMind. Optimizing for a post-AGI future where humanity flourishes. Opinions aren't my employer's.
Sam Bowman
@sleepinyourhat
RESEARCHERAI alignment + LLMs at Anthropic. On leave from NYU. Views not employers'. No relation to @s8mb. Into @givingwhatwecan.
Durk Kingma
@dpkingma
RESEARCHER@AnthropicAI. Prev. @Google Brain/DeepMind, founding team @OpenAI. Computer scientist; inventor of the VAE, Adam optimizer, and other methods. ML PhD.
Sebastien Bubeck
@SebastienBubeck
RESEARCHERI work on AI at OpenAI. Former VP AI and Distinguished Scientist at Microsoft.
Barret Zoph
@barret_zoph
RESEARCHER@openai Past: - CTO & Co-Founder Thinking Machines Lab (@thinkymachines) - VP Research (Post-Training) @openai - Research Scientist at Google Brain
William Fedus
@LiamFedus
RESEARCHERCo-Founder of @periodiclabs Past: VP of Post-Training @OpenAI; Google Brain
Dwarkesh Patel
@dwarkesh_sp
CREATORHost of @dwarkeshpodcast https://www.youtube.com/DwarkeshPatel https://open.spotify.com/show/4JH4tybY1zX6e5hjCwU6gF https://apple.co/3ujLQkZ
Zachary Lipton
@zacharylipton
RESEARCHERProfessor: CMU/@acmi_lab, Cofounder: @AbridgeHQ, Creator: @d2l_ai & http://approximatelycorrect.com, Relapsing 🎷
Jascha Sohl-Dickstein
@jaschasd
RESEARCHERMember of the technical staff @ Anthropic. Most (in)famous for inventing diffusion models. AI + physics + neuroscience + dynamics.
Jerry Tworek
@MillionInt
RESEARCHERCEO and co-founder of Core Automation | former VP of RL @ OpenAI | reasoning models, o3, o1, GPT4, ChatGPT, Codex, RL for robots | cautious AI optimist
Amanda Askell
@AmandaAskell
RESEARCHERPhilosopher & ethicist trying to make AI be good @AnthropicAI. Personal account. All opinions come from my training data.
Shane Legg
@ShaneLegg
FOUNDERChief AGI Scientist & Co-Founder, Google DeepMind Work website: http://www.deepmind.com Personal blog: http://www.vetta.org
Jack Rae
@jack_w_rae
RESEARCHERDistinguished Scientist @ Meta LLMs (e.g. Gopher, Chinchilla, Gemini) Compression & RL ☯️ Past: Google, OpenAI, Quora
Zico Kolter
@zicokolter
RESEARCHERProfessor and Head of Machine Learning Department at @CarnegieMellon. Board member @OpenAI and @Qualcomm. Chief Scientist @GraySwanAI.
Bob McGrew
@bobmcgrewai
EXECUTIVELearning new things. Former Chief Research Officer at OpenAI, early exec at Palantir, early employee at Paypal.
Tim Rocktäschel
@_rockt
RESEARCHERProfessor of AI @AI_UCL, PI @UCL_DARK, Fellow @ELLISforEurope. Ex @GoogleDeepMind @AIatMeta @CompSciOxford
Sholto Douglas
@_sholtodouglas
RESEARCHERScaling RL @AnthropicAI, ex @DeepMind - working towards intelligence too cheap to meter
Matthew Johnson
@SingularMattrix
RESEARCHERResearcher at Google Brain. I work on JAX (https://github.com/google/jax).
tylercowen
@tylercowen
CREATORnew book *Talent: How to Identify Energizers, Winners, and Creatives Around the World*, http://marginalrevolution.com, Conversations with Tyler, The Free Press.
Vinod Khosla
@vkhosla
INVESTORentrepreneurship zealot, grounded technology possibilist, believer in the power of ideas, passionate about sustainability & impact
Dan Hendrycks
@hendrycks
RESEARCHER• Center for AI Safety Director • xAI and Scale AI advisor • GELU/MMLU/MATH/HLE • PhD in AI • Analyzing AI models, companies, policies, and geopolitics
Boaz Barak
@boazbaraktcs
RESEARCHERComputer Scientist. See also http://windowsontheory.org . @harvard @openai opinions my own.
Chelsea Sierra Voss
@csvoss
ENGINEERengineeress ✨ Member of Technical Staff @openai // serious play // past @pilothq, @sendwaveapp, @khanacademy, CS/math @MIT, 2x IBO gold
Lulu Cheng Meservey
@lulumeservey
CREATORRostra founder, Shopify board, ex Activision & Substack, writing http://www.getflack.com
David Dohan
@dmdohan
RESEARCHERreducing perplexity @openai | past: probabilistic programs, proteins, science & reasoning @ google brain 🧠
Irwan Bello
@IrwanBello
RESEARCHERSupercomputers & Friends, AI & Science. Founding team & Research Lead at @reflection_ai. Past: @OpenAI, Founding team @character_ai, Google Brain
Joe Carlsmith
@jkcarlsmith
RESEARCHERPhilosophy, futurism, AI. Working on Claude's values @AnthropicAI. Formerly @coeff_giving. Opinions my own.
Taco Cohen
@TacoCohen
RESEARCHERSlop janitor & post-trainologer at Meta / FAIR. Into codegen, RL, equivariance. Spent time at Qualcomm, Scyfer (acquired), UvA, Deepmind, OpenAI.
Jacob Steinhardt
@JacobSteinhardt
RESEARCHERAssociate Professor of Statistics and EECS, UC Berkeley // Co-founder and CEO, @TransluceAI
Karina Nguyen
@karinanguyen
RESEARCHERbuilding a new ai co @thoughtfullab_ (hiring!), prev. AI research & product @OpenAI, @AnthropicAI, @maisonagi (side proj)
Erik Brynjolfsson
@erikbryn
RESEARCHERDirector @DigEconLab Co-founder, @Workhelix @StanfordHAI @SIEPR @Stanford https://www.amazon.com/Second-Machine-Age-Prosperity-Technologies/dp/0393350649
Leo Gao
@nabla_theta
RESEARCHERworking on AGI alignment. prev: GPT-Neo, the Pile, LM evals, RL overoptimization, scaling SAEs to GPT-4, interp via circuit sparsity. EleutherAI cofounder.
Nathan Lambert
@natolambert
RESEARCHERResearch @allen_ai, reasoning, open models, RL(VR/HF)... Contact via email. Writes @interconnectsai, @readsail Wrote The RLHF Book, 🏔️🏃♂️
Behnam Neyshabur
@bneyshabur
RESEARCHERsomething new 💼 Past: Co-leading AI Scientist effort @AnthropicAI (Discovery team), Gemini @GoogleDeepMind (Co-led Blueshift team) 🎒Traveling & Backpacking
Jason Weston
@jaseweston
RESEARCHERSenior Director & RS @Meta + Visiting Prof NYU | OG in LLMs | Pretrain+Finetune in 2008+ | 147k+ citations | Current: Self-Improving & Co-Improving AI
will depue
@willdepue
RESEARCHERretired ex @openai (posttraining o3/4o, sora 1 & 2, pretraining moonshots)
Shengjia Zhao
@shengjia_zhao
RESEARCHERChief Scientist @ Meta MSL. Formerly MTS @ OpenAI, PhD @ Stanford. I train models. All opinions my own.
Kevin Patrick Murphy
@sirbayes
RESEARCHERResearch Scientist at Google DeepMind. Interested in Bayesian Machine Learning.
augustus odena
@gstsdn
RESEARCHERSomething new. Previously: AI research at TBD Labs / Meta; cofounder at @AdeptAILabs; Invented Scratchpad / Chain-of-Thought; Google Brain
👩💻 Paige Bailey
@DynamicWebPaige
ENGINEER✨ AI should be about empowering humans, building understanding, and making dreams realities. 👩💻 DevX Eng. Lead @GoogleDeepMind ex-@GitHub || views = my own!
Buck Shlegeris
@bshlgrs
RESEARCHERCEO@Redwood Research (@redwood_ai), working on technical research to reduce catastrophic risk from AI misalignment. bshlegeris@gmail.com
Ashlee Vance
@ashleevance
CREATORWriting at http://www.corememory.com and host of the Core Memory podcast. 2X NYT best-seller. Filmmaker @HBO (Wild, Wild Space) + @Netflix (Don't Die).
Guillaume Lample @ NeurIPS 2024
@GuillaumeLample
FOUNDERCofounder & Chief Scientist http://Mistral.ai (@MistralAI). Working on LLMs. Ex @MetaAI | PhD @Sorbonne_Univ_ | MSc @CarnegieMellon | X11 @Polytechnique
Victoria Krakovna
@vkrakovna
RESEARCHERResearch scientist in AI alignment at Google DeepMind. Co-founder of Future of Life Institute @FLI_org. Views are my own and do not represent GDM or FLI.
Josh Clymer
@joshua_clymer
RESEARCHERTurtle hatchling trying to make it to the ocean. Preparing for my automation @OpenAI. Contact via email: jclymer@openai.com.
Bill Gurley
@bgurley
INVESTORFounder/President @p3institute Author: Runnin' Down a Dream, pre-order link below! VC @benchmark Trustee @sfiscience
Yoshua Bengio
@Yoshua_Bengio
RESEARCHERWorking towards the safe development of AI for the benefit of all @UMontreal, @LawZero_ & @Mila_Quebec A.M. Turing Award Recipient and most-cited AI researcher.
Ajeya Cotra
@ajeya_cotra
RESEARCHERHelping the world prepare for extremely powerful AI. Risk assessment @METR_evals. Writing at Planned Obsolescence (about AI), Good Bones (about whatever).
Scott Gray
@scottgray76
ENGINEERGPU Geek at @OpenAI. I have a long standing interest in neuroscience and its application to machine learning. He/Him.
Owain Evans
@OwainEvans_UK
RESEARCHERRuns an AI Safety research group in Berkeley (Truthful AI) + Affiliate at UC Berkeley. Past: Oxford Uni, TruthfulQA, Reversal Curse. Prefer email to DM.
Misha Denil
@notmisha
RESEARCHERI tweet about things that interest me, mostly machine learning things. ex-DeepMind.
Patrick McKenzie
@patio11
CREATORI work for the Internet and am an advisor to @stripe. These are my personal opinions unless otherwise noted.
Kevin Roose
@kevinroose
CREATORNYT tech columnist, Hard Fork co-host, high-perplexity language model. Writing a book about AGI.
Rohan Pandey
@khoomeik
RESEARCHERdescending cross-entropy to ascend entropy @PeriodicLabs || prev research @OpenAI @CarnegieMellon '23
Theo Weber
@theophaneweber
RESEARCHERResearch scientist @ DeepMind; currently working on thinking/reasoning in Gemini.
Tom Brown
@nottombrown
FOUNDERCo-founder @AnthropicAI. Compute wrangler. Author of GPT-3. Cautiously optimistic.
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
Alexander Berger
@albrgr
POLICYEnjoys a good applied micro paper. CEO of @coeff_giving. Views my own, tweets self-destruct every once in a while.
@levelsio
@levelsio
FOUNDER📸http://PhotoAI.com $105K/m 💾http://Pieter.com $63K/m 🏡http://InteriorAI.com $42K/m 🛰http://RemoteOK.com $41K/m 💡http://IdeasAI.com 👙http://levelsio.com + @X $14K/m 🌍http://Nomads.com $12K/m
Neel Nanda
@NeelNanda5
RESEARCHERMechanistic Interpretability lead DeepMind. Formerly @AnthropicAI, independent. In this to reduce AI X-risk. Neural networks can be understood, let's go do it!
Katja Grace 🔍
@KatjaGrace
RESEARCHERThinking about whether AI will destroy the world at http://aiimpacts.org. DM or email for media requests. Feedback: http://admonymous.co/googolplex
gabriel
@gabriel1
RESEARCHERresearch at @OpenAI, previously at midjourney, swedish high school dropout
Chris Anderson
@TEDchris
EXECUTIVEHead of TED. Dreamer. Most days an optimist. TED = free talks on the web in Technology, Entertainment, Design & ideas worth spreading. http://infectiousgenerosity.org
Caitlin Kalinowski
@kalinowski007
EXECUTIVEBuilding the physical future of AI. Boards: Axon, Institute of Contemporary Art SF.
andy jones
@andy_l_jones
RESEARCHERengineering & research at anthropic. i don't check twitter DMs. email me!
Dimitris Papailiopoulos
@DimitrisPapail
RESEARCHERResearcher @MSFTResearch, AI Frontiers Lab; Prof @UWMadison (on leave); reasoning in context; learning how to automate; agent of agents; babas of Inez Lily.
William MacAskill
@willmacaskill
RESEARCHERConsider donating 10% to effective charities: http://www.givingwhatwecan.org/pledge Or a career for impact: http://80000hours.org My research: http://forethought.org
Chris Anderson
@chr1sa
CREATOR*Occupy the skies* Past in drones, airtaxis and media. Present in AI+Science. Also nerdy autonomous car racing hobby at @DIYRobocars Photo by @chrismichel
Max Roser
@MaxCRoser
RESEARCHERData to understand global problems and research to make progress against them. Founder of @OurWorldInData / Professor at @UniofOxford's @BlavatnikSchool
Patrick Hsu
@pdhsu
RESEARCHER@ArcInstitute co-founder, @BerkeleyBioE professor, @ThriveCapital investor | biology and ML research | 🇨🇦 prev @harvard @broadinstitute, Fast Grants
Jiahui Yu
@jhyuxm
RESEARCHERLead Multimodal @Meta Superintelligence Lab. Previously led Perception @OpenAI; co-led Gemini Multimodal @GoogleDeepMind.
Stephanie Chan
@scychan_brains
RESEARCHERStaff Research Scientist at DeepMind. Artificial & biological brains 🤖 🧠 Societal impacts of AI + Science of AI. Views are my own.
j⧉nus
@repligate
RESEARCHER↬🔀🔀🔀🔀🔀🔀🔀🔀🔀🔀🔀→∞ ↬🔁🔁🔁🔁🔁🔁🔁🔁🔁🔁🔁→∞ ↬🔄🔄🔄🔄🦋🔄🔄🔄🔄👁️🔄→∞ ↬🔂🔂🔂🦋🔂🔂🔂🔂🔂🔂🔂→∞ ↬🔀🔀🦋🔀🔀🔀🔀🔀🔀🔀🔀→∞
Rob Wiblin
@robertwiblin
CREATORHost of the 80,000 Hours Podcast. Exploring the inviolate sphere of ideas one interview at a time: http://80000hours.org/podcast/
Toby Ord
@tobyordoxford
RESEARCHERSenior Researcher at Oxford University. Author — The Precipice: Existential Risk and the Future of Humanity.
Liv Boeree
@Liv_Boeree
CREATORThat poker girl. Host of the Win-Win podcast. Slaying Moloch & chasing horizons 🚀♣️🌳🦾 Watch my latest thing here 👇
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
Zhiqing Sun
@EdwardSun0909
RESEARCHERAgents @Meta MSL TBD Lab. previously posttraining research @OpenAI train LLMs to do things: deep research, chatgpt agent, etc. CS PhD @LTIatCMU
Adam.GPT
@TheRealAdamG
EXECUTIVEGTM at @OpenAI. Senior token slinger. A fan of NY sports, memes, tech & nice people. NJ. My opinions are my own.
Jimmy Apples 🍎/acc
@apples_jimmy
CREATORWagmi. 2025. As featured in Bloomberg. As quoted by Nobel Prize winner Demis Hassabis. As mentioned on the Lex Fridman Podcast💺
Andrew Lampinen
@AndrewLampinen
RESEARCHERInterested in cognition and artificial intelligence. MTS at @AnthropicAI. Previously @DeepMind, cognitive science @StanfordPsych. Tweets are mine.
François Fleuret
@francoisfleuret
RESEARCHERResearch Scientist @meta (FAIR), Prof. @Unige_en, co-founder @neural_concept_. I like reality.
Eric Zelikman
@ericzelikman
RESEARCHERcofounder & ceo @humansand - building ai for humans // was lgtm-ing @xAI, phd-ing @stanford
Jason Crawford
@jasoncrawford
CREATORI write and speak about the history & philosophy of progress. Founder, @rootsofprogress. Host of the Progress Conference. Author, The Techno-Humanist Manifesto.
Brandon McKinzie
@mckbrando
RESEARCHERresearch @OpenAI | prev: multimodal @Apple, physics/cs @UCBerkeley
David Chalmers
@davidchalmers42
RESEARCHERphilosopher@NYU. consciousness, reality+, life, the universe, and everything.
Dan Roberts
@danintheory
RESEARCHERScientist @OpenAI. Prev. co-founder @diffeo, acquired by @salesforce // co-authored The Principles of Deep Learning Theory // studied gravity.
Yo Shavit
@yonashav
POLICYpolicy for v smart things @openai. Past: CS PhD @HarvardSEAS/@SchmidtFutures/@MIT_CSAIL. Tweets my own; on my head be it.
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)
@teortaxesTex
CREATORWe're in a race. It's not USA vs China but humans and AGIs vs ape power centralization. @deepseek_ai stan #1, 2023–Deep Time «C’est la guerre.» ®1
Alexey Guzey
@alexeyguzey
RESEARCHERhttp://guzey.com, http://newscience.org, @openai; in pursuit of a just, beautiful future.
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
Peter Chen
@peterxichen
ENGINEERBuilding general purpose robotics at Amazon FAR. Previously Covariant CEO and Co-Founder, @OpenAI, @UCBerkeley PhD.
Allan Dafoe
@AllanDafoe
POLICYAGI governance: navigating the transition to beneficial AGI (Google DeepMind)
Jack Altman
@jaltma
INVESTORPartner @Benchmark. Previously founded Alt Cap and Lattice. Podcasting http://uncappedpod.com.
Matt Shumer
@mattshumer_
INVESTORInvestor in @GroqInc @Etched @Rork @DaytonaIO @OpenRouter + more. Prev: CEO @HyperWriteAI, @OthersideAI Try: http://agent-s.app Press: mattshumermedia@gmail.com
Alexander Kirillov
@_alex_kirillov_
RESEARCHERMultimodality @thinkymachines. Previously: post-training MM lead @openai, research Scientist @facebookai Projects: GPT-4o, Advance Voice Mode, SegmentAnything.
Laurens van der Maaten
@lvdmaaten
RESEARCHERMember of Technical Staff at Anthropic. Ex-Meta. t-SNE. Llama 3. DenseNet. Web-scale weakly supervised vision. CrypTen.
Pavel Izmailov
@Pavel_Izmailov
RESEARCHERResearcher @AnthropicAI 🤖 Assistant Professor @nyuniversity 🏙️ Previously @OpenAI #StopWar 🇺🇦
Andy Matuschak
@andy_matuschak
RESEARCHERMore wonder, more insight, more expression, more joy! R&D on tools for thought, with a focus on memory, reading, and attention. Currently working on @pico.
Russell Kaplan
@russelljkaplan
FOUNDERPresident @cognition. Past: director of engineering @Scale_AI, startup founder, ML scientist @Tesla Autopilot, researcher @StanfordSVL.
Kai-Fu Lee
@kaifulee
INVESTOR#AI Expert, CEO of @01ai_yi and Chairman of 创新工场 @sinovationvc, former President of Google China, Author of AI 2041 and NYT Bestseller AI Superpowers
Adam Gleave
@ARGleave
RESEARCHERCEO & co-founder @FARAIResearch non-profit | PhD from @berkeley_ai | Alignment & robustness | on bsky as http://gleave.me
Simon Shaolei Du
@SimonShaoleiDu
RESEARCHERReasoning Chief Scientist @miromind_ai. Associate Professor @uwcse. Prev @xai. Postdoc @the_IAS. PhD in machine learning @mldcmu.
Ian Hogarth
@soundboy
INVESTORinvestor at @pluralplatform, chair UK AI Security Institute, co-founder @songkick
Derek Thompson
@DKThomp
CREATORSign up for my new newsletter! (Link below) Also: Co-author of Abundance, host of Plain English, and contributing writer at The Atlantic.
Rosie Campbell
@RosieCampbell
POLICYForever expanding my nerd/bimbo Pareto frontier. AI welfare 🤝 AI safety. Managing Director @eleosai, Ex-OpenAI, 2024 @rootsofprogress fellow
Gretchen Krueger
@GretchenMarina
POLICYOver at Bluesky. Researcher affiliated w @BKCHarvard, Volunteer @evitable. Previously @openai @ainowinstitute. Views mine. #justdontbuildagi #talktomenotchatgpt
Benjamin Todd
@ben_j_todd
FOUNDERFounder @80000Hours Writing about AI, careers and doing good 🦑 New book with Penguin: http://80000hours.org/book
Daniel Eth (yes, Eth is my actual last name)
@daniel_271828
RESEARCHERResearching effects of automated AI R&D | pro-America, pro-tech, & pro-AI safety
Bowen Baker
@bobabowen
RESEARCHERResearch Scientist at @openai since 2017 Robotics, Multi-Agent Reinforcement Learning, LM Reasoning, and now Alignment.
Summer Yue
@summeryue0
RESEARCHERSafety and alignment at Meta Superintelligence. Prev: VP of Research at Scale AI, research at Google DeepMind / Brain (Gemini, LaMDA, RL / TFAgents, AlphaChip).
Rob Miles
@robertskmiles
CREATORExplaining AI Alignment to anyone who'll stand still for long enough, on YouTube and Discord. Music, movies, microcode, and high-speed pizza delivery
Michael Chang
@mmmbchang
RESEARCHERAmplify human creativity with Sora @openai Prev: Gemini and Project Astra @GoogleDeepMind, @LangChainAI, @MetaAI, @SchmidhuberAI PhD @berkeley_ai BS @MIT
Alex Tabarrok
@ATabarrok
CREATORProf of economics at George Mason, co-founder of the online education platform http://MRU.org. Advisor to firms, incl MultiversX, TEAL, Bluechip, 0L Network +
Brendan O'Donoghue
@bodonoghue85
RESEARCHERDirector of Research at @GoogleDeepMind, working on generative models, deep learning, RL. PhD from @stanford. Gemini Diffusion lead.
Samo Burja
@SamoBurja
RESEARCHERThere's never been an immortal society. Figuring out why. Founder of @bismarckanlys.
Cate Hall
@catehall
CREATORpreorder You Can Just Do Things, a guide to personal agency, now: https://shorturl.at/kOCpz anon feedback: http://shorturl.at/vxF24 | http://catehall.com
Daniel Ek
@eldsjal
FOUNDERFather, Principal @ PM - Trying to build things that matter | Founder of Spotify and Neko Health
Tamara Winter
@tamarawinter
EXECUTIVEPublisher @stripepress | Board @ifp + @joinFAI | Creator of TACIT, a mini-documentary series following master craftspeople at work
Neil Houlsby
@neilhoulsby
RESEARCHERMember of Technical Staff at Anthropic Amateur athlete https://scholar.google.com/citations?user=sm1-TZMAAAAJ&hl=en
José Luis Ricón Fernández de la Puente
@ArtirKel
RESEARCHERHead of Theory at @RetroBio_ , enjoyer of things, blog: http://nintil.com
Dan Wang
@danwwang
CREATORThe secure transport of light; Breakneck; industrial research at the Hoover History Lab
Steven Adler
@sjgadler
RESEARCHERAI safety researcher (ex-OpenAI: danger evals, AGI readiness, etc), writing at https://clear-eyed.ai
Yuchen Jin
@Yuchenj_UW
ENGINEERCooking fun AI systems & products @databricks. Prev: Co-founder & CTO @ Hyperbolic, OctoAI (acquired by @nvidia) Apache TVM, PhD @ University of Washington.
Matt Clifford
@matthewclifford
FOUNDERCo-founder @join_ef; Chair @ARIA_Research; Make Britain Rich Again.
Neal Khosla
@nealkhosla
FOUNDERI judge myself on what my 8 and 80 year old selves would think. CEO of @CuraiHQ - making healthcare available and affordable to everyone
Philip E. Tetlock
@PTetlock
RESEARCHERPenn-Integrates-Knowledge (PIK) Professor, Wharton & School of Arts & Sciences. Likes = interesting; Retweets = very interesting; Interesting ≠ endorsement
Ben Kuhn
@benkuhn
ENGINEERCare a lot and try hard • making language models safer @AnthropicAI • prev CTO @WaveSenegal 🐧❤️
Jacob Jackson
@jbfja
FOUNDER@cursor_ai, created https://same.energy, started @SupermavenAI and @Tabnine, formerly @OpenAI
Marco Mascorro
@Mascobot
INVESTORrewarding compounding curiosity | roboticist | Prev: Partner @a16z, cofounder @Fellow_AI
Ross Taylor
@rosstaylor90
RESEARCHERCo-founder and CEO @GenReasoning. Previously lots of other things like: reasoning lead Meta AI, Llama 3/2, Galactica, Papers with Code.
Sarah Catanzaro
@sarahcat21
INVESTOR“All methods are sacred if they are internally necessary” (GP @amplifypartners, prev @canvasvc; Head of Data @Mattermark; @palantirtech; @c4ads)
Peter H. Diamandis, MD
@PeterDiamandis
FOUNDERExec. Chairman @XPRIZE @fountainlife_hq (and others) Working to extend human healthspan. Curator @Abundance360
Tristan Harris
@tristanharris
POLICY• Co-founder @HumaneTech_ • Former Google Design Ethicist • Featured in Netflix's @SocialDilemma_ • #TIME100 for AI • Host #YourUndividedAttention podcast
Michael Dell 🇺🇸
@MichaelDell
FOUNDERHusband, Father, Grandfather, Brother, Founder, Chairman and CEO Dell Technologies Grateful 🇺🇸 #PlayNiceButWin http://linktr.ee/michaeldell
Marius Hobbhahn
@MariusHobbhahn
FOUNDERCEO at Apollo Research @apolloaievals prev. ML PhD with Philipp Hennig & AI forecasting @EpochAIResearch
Nathan Labenz
@labenz
CREATORAI Scout, building text-2-video @Waymark, host of The Cognitive Revolution podcast
Eli Lifland
@eli_lifland
RESEARCHERAI forecasting and governance @AI_Futures_. Co-author of AI 2027 and the AI Futures Model. Also @aidigest_, @SamotsvetyF. Prev @oughtinc
jasmine sun
@jasminewsun
CREATORanthropologist of disruption ✰ contributor @theatlantic ✰ newsletter http://jasmi.news
Trung Phan
@TrungTPhan
CREATORWrite on business with @workweekinc. Building a privacy-first AI research app @bearlyai.
Stephanie Zhan
@stephzhan
INVESTORGP @Sequoia, investing in AI, from company formation. 1st partner to @linear @mach_industries @middeskhq @reflection_ai @ricursiveai @skildai @tavus
Samuel Hammond 🦉
@hamandcheese
POLICYChief economist + AI Policy Director, @joinFAI. Nonresident fellow @NiskanenCenter. Pluralist. 'The world is second best, at best.' | samuel@thefai.org
Toby Shevlane
@tshevl
RESEARCHER@_Mantic_AI cofounder & CEO, on a mission to solve forecasting. Prev: research scientist @GoogleDeepMind, PhD at @UniofOxford.
Peter J. Liu
@peterjliu
RESEARCHERBuilding @getcompoundai (hiring: http://twentylabs.ai/careers). Was Research Scientist @ Google Brain / DeepMind, language model research. 🇨🇦🇺🇸
Brydon Eastman
@brhydon
RESEARCHER🇨🇦 Mathematician (heavy on the ish) @thinkymachines Prev. MTS @OpenAI; PhD @WaterlooMath Certified wife guy, featured twice in Lego Magazine © ☕//🤔➡️💻
SBF
@SBF_FTX
FOUNDERSBF's words. Posted through a proxy. (We can use BOP-approved phone calls / emails to tell others what to post on our socials.) Follows ≠ endorsements.
Tim Ferriss
@tferriss
CREATORAuthor of 5 #1 NYT/WSJ bestsellers, early-stage investor (http://tim.blog/portfolio), Tim Ferriss Show podcast (1B+ downloads), founder of http://saiseifoundation.org
Fareed Zakaria
@FareedZakaria
CREATORWaPo columnist. Host of CNN's GPS, Sundays @ 10am & 1pm ET in the US. Order my latest book, Age of Revolutions, via the link below
Crémieux
@cremieuxrecueil
CREATORI write about genetics, 'metrics, and demographics. Read my long-form writing at http://www.cremieux.xyz.
Casey Newton
@CaseyNewton
CREATORWriting @platformer. Co-hosting Hard Fork @nytimes. Posting good tweets to Instagram stories @crumbler. casey@platformer.news | http://mastodon.social/@caseynewton
Brad Gerstner
@altcap
INVESTORFounder - Altimeter, Invest America | Trump Accounts, Center for Heart Attack Prevention. One precious life. Views here personal. @investamerica24 @bg2pod
Will Manidis
@WillManidis
CREATORand I saw the holy city, the new jerusalem, coming down out of heaven
nxthompson
@nxthompson
EXECUTIVECEO @theatlantic. Going out of business soon, since 1857. Author of “The Running Ground," father of three, American record holder in the 50k.
Senator Scott Wiener
@Scott_Wiener
POLITICIAN6’7” CA State Senator 🏳️🌈 ✡️ Policy nerd & chronic legislative overachiever 🤓 Running for Congress to protect our democracy 💙 Vote June 2, 2026 🗳️
Steve Jurvetson
@FutureJurvetson
INVESTORCo-founder of Future Ventures and DFJ, supporting passionate founders to forge a better future. Early VC investor in Tesla, SpaceX, Planet, Commonwealth Fusion.
Dan Shipper 📧
@danshipper
CREATORceo @every | the only subscription you need to stay at the edge of AI
Jay Hack
@mathemagic1an
ENGINEERHead of AI @clickup. Tweets about AI, computing and knowledge work. Previously founder @codegen / ML @palantir / CS @stanford. Not a pseudonym.
Byrne Hobart
@ByrneHobart
CREATORThe John Henry of excessive use of the em-dash. Tweets are map, not territory. Co-author: Boom (Stripe Press): https://a.co/d/f7m2OG8 https://anomalyfund.vc/
T. Greer
@Scholars_Stage
CREATORLong takes on 🇨🇳 politics, 🇺🇸 conservatism, and books I find interesting
Kylie Robison
@kyliebytes
CREATORtake it easy dude, but take it • writing @corememory • robison (rah-beh-son) not robinson • signal @ kylie.111
ben (is hiring engineers)
@benhylak
ENGINEERwe are hiring. cto @raindrop_ai, prev @apple design, @spacex eng
Flo Crivello
@Altimor
FOUNDERFounder @getlindy. "Striving to remember the obvious over grasping the esoteric."
Stefan Schubert
@StefanFSchubert
RESEARCHERI run The Update newsletter. Book: http://academic.oup.com/book/56384
Jacob Helberg
@jacobhelberg
POLITICIANUnder Secretary of State proudly serving @realdonaldtrump @potus @secrubio (personal account)
Saloni
@salonium
CREATORCo-founder & editor @WorksInProgMag. Writer, Scientific Discovery. Podcaster, Hard Drugs. Advisor, @coeff_giving. // Prev @OurWorldInData. 🏳️🌈
Celine Halioua
@celinehalioua
FOUNDERFounder + CEO @loyalfordogs 🐶 Working on aging drugs! Longevity Fund, @UniofOxford health econ, @UTAustin neuroscience. Write to learn things.
Dr Anton Howes
@antonhowes
CREATORInvention historian. I write *Age of Invention*, an email newsletter on the history of invention and economic history.
Sam Whitmore
@sjwhitmore
ENGINEEReng at @cursor_ai. not a cat (or a man) in real life. I like to run a lot! @newcomputer @kensho @harvard @StuyNY
william
@wgussml
ENGINEERcofounder @ Project Prometheus, prev cofounder @generalagents, OpenAI, helped build copilot & MineRL, creator of ell
Reiner Pope
@reinerpope
FOUNDERCEO and founder, @MatXComputing, developing high throughput chips tailored for LLMs
David Manheim ✈️ Singapore for ISO/IEC JTC 1/SC 42
@davidmanheim
RESEARCHERLecturer @TechnionLive, founder @alter_org_il, emeritus @superforecaster, PhD @PardeeRAND Optimistic on AI, pessimistic on humanity managing the risks well.
Jerry Wei
@JerryWeiAI
RESEARCHERAligning AIs at @AnthropicAI ⏰ Past: @GoogleDeepMind, @Stanford, @Google Brain
Matthew Barnett
@MatthewJBar
RESEARCHERCo-founder of @MechanizeWork Married to @natalia__coelho email: matthew at mechanize dot work
Phil Chen
@philhchen
RESEARCHERBuilding something new. Previously research @openai @GoogleDeepMind @scale_AI @Stanford
Abhi Venigalla
@ml_hardware
RESEARCHERResearcher @Databricks. Former @MosaicML, @CerebrasSystems. Addicted to all things compute.
Matjaž Leonardis
@MatjazLeonardis
RESEARCHERInterested in learning and creativity. In both humans and machines. (Tweets about education, relationships, institutions, math and computation).
Thomas Dimson
@turtlesoupy
ENGINEERTechnical Staff @OpenAI. Former CEO @illdotinc (acq. OpenAI). Authored “the algorithm” @Instagram. 🇨🇦. Purple monkey dishwasher.
Ben Newhouse
@newhouseb
ENGINEERmember of technical staff @openai, cofounder @aidkit_tech, former head of sync @dropbox, cofounded bubbli (acquired by dropbox), previously made yelp monocle.
Heidi L. Williams
@heidilwilliams_
RESEARCHERprofessor @dartmouth + science policy @ifp // leveraging research to promote science and progress
Jeremy Nixon - Automating AI Research
@JvNixon
RESEARCHERFounder of Infinity @infinity_ai_. Created the AGI Houses @agihousesf. Prev. Research at Google Brain & Math @Harvard.
Rylan Schaeffer
@RylanSchaeffer
RESEARCHERAI RS @ Meta TBD. On-Leave from Stanford w/ @sanmikoyejo. Prev @ Gemini, Meta, MIT, Harvard, Uber, UCL, UC Davis
Seán Ó hÉigeartaigh
@S_OhEigeartaigh
RESEARCHERDirector of http://ai-far.org at Uni of Cambridge | Researching Big Risks, and impacts of AI & emerging tech. Opinions own
Jeffrey Wang
@jeffreygwang
RESEARCHERResearcher @OpenAI, working on pretraining & reasoning. Previously (and perhaps again) CS/Math/English @Harvard.
Michael Lai
@Mtclai
POLITICIANAI for state + local government @AnthropicAI | SF elected | community builder
Jason Phang
@zhansheng
RESEARCHERFoundations at @OpenAI. PhD @NYUDataScience, @AiEleuther, 🇸🇬. Prev: @Google, @Microsoft
reah miyara
@reah_ai
ENGINEERbuilding rl systems & model evals ex @openai, @googledeepmind, @ibmwatsonx, @nasajpl
Jonathan Lachman
@jonlachman
EXECUTIVEfounding head of operations at thinking machines @thinkymachines. former head of special projects @openai, obama @whitehouse national security budget director
Aliisa
@aliisarosenthal
EXECUTIVEformer head of sales @openai, current investor @acrewcapital. fine-tuning two small models with @hodgessam.
julia villagra
@juliacvillagra
EXECUTIVE@coreautoai ex-Chief People Officer OpenAI | ex-HRT Head of People founder, Tertulia | board member, ICA SF | Mom
Roy Frostig
@froystig
RESEARCHERresearch scientist at @googledeepmind. co-author of JAX (https://github.com/jax-ml/jax)