Andy Masley

John Schulman

@johnschulman2

Recently started @thinkymachines. Interested in reinforcement learning, alignment, birds, jazz music

Christopher Manning

@chrmanning

Founder @stanfordnlp & cs224n—Senior Fellow @StanfordHAI—Prof. CS & Linguistics @Stanford—GP @aixventureshq—MTS @moonlake—Australian🇦🇺—Do #NLProc & #AI 👋

Noam Brown

@polynoamial

Researching reasoning @OpenAI | Co-created Libratus/Pluribus superhuman poker AIs, CICERO Diplomacy AI, and OpenAI o3 / o1 / 🍓 reasoning models

Sam Bowman

@sleepinyourhat

AI alignment + LLMs at Anthropic. On leave from NYU. Views not employers'. No relation to @s8mb. Into @givingwhatwecan.

Thomas G. Dietterich

@tdietterich

Distinguished Professor (Emeritus), Oregon State Univ.; Former President, Assoc. for the Adv. of Artificial Intelligence; Robust AI & Comput. Sustainability

Amanda Askell

@AmandaAskell

Philosopher & ethicist trying to make AI be good @AnthropicAI. Personal account. All opinions come from my training data.

Joshua Achiam

@jachiam0

Freedom, flourishing, and abundance. Chief Futurist @openai. Main author of http://spinningup.openai.com

Jason Kwon

@jasonkwon

CSO @openai

Boaz Barak

@boazbaraktcs

Computer Scientist. See also http://windowsontheory.org . @harvard @openai opinions my own.

Leopold Aschenbrenner

@leopoldasch

http://situational-awareness.ai

Lulu Cheng Meservey

@lulumeservey

Rostra founder, Shopify board, ex Activision & Substack, writing http://www.getflack.com

Riley Goodside

@goodside

Screenshots from the jagged frontier. Formerly: Google DeepMind, Scale.

Erik Brynjolfsson

@erikbryn

Director @DigEconLab Co-founder, @Workhelix @StanfordHAI @SIEPR @Stanford https://www.amazon.com/Second-Machine-Age-Prosperity-Technologies/dp/0393350649

Nathan Lambert

@natolambert

Research @allen_ai, reasoning, open models, RL(VR/HF)... Contact via email. Writes @interconnectsai, @readsail Wrote The RLHF Book, 🏔️🏃‍♂️

Arvind Narayanan

@random_walker

Princeton CS prof and Director @PrincetonCITP. Coauthor of "AI Snake Oil" and "AI as Normal Technology". https://www.normaltech.ai/ Views mine.

Dean W. Ball

@deanwball

Leap into the boundless and make it your home

Buck Shlegeris

@bshlgrs

CEO@Redwood Research (@redwood_ai), working on technical research to reduce catastrophic risk from AI misalignment. bshlegeris@gmail.com

Adam D'Angelo

@adamdangelo

CEO of Quora, working on Poe: @poe_platform

Kelsey Piper

@KelseyTuoc

We're not doomed, we just have a big to-do list.

Noah Smith 🐇🇺🇸🇺🇦🇹🇼

@Noahpinion

Writes about economics, posts about rabbits. For serious opinions/analysis, read my blog: http://noahpinion.blog

Helen Toner

@hlntnr

AI, national security, China. Part of the founding team at @CSETGeorgetown (opinions my own). Author of Rising Tide on substack: http://helentoner.substack.com

Aidan McLaughlin

@aidan_mclau

research scientist @openai

Ajeya Cotra

@ajeya_cotra

Helping the world prepare for extremely powerful AI. Risk assessment @METR_evals. Writing at Planned Obsolescence (about AI), Good Bones (about whatever).

Daniel Kokotajlo

@DKokotajlo

Kevin Roose

@kevinroose

NYT tech columnist, Hard Fork co-host, high-perplexity language model. Writing a book about AGI.

Theo Weber

@theophaneweber

Research scientist @ DeepMind; currently working on thinking/reasoning in Gemini.

Alexander Berger

@albrgr

Enjoys a good applied micro paper. CEO of @coeff_giving. Views my own, tweets self-destruct every once in a while.

Ted Sanders

@sandersted

Research at OpenAI. Be kind to others, and yourself.

Dylan HadfieldMenell

@dhadfieldmenell

Associate Prof @MITEECS working on value (mis)alignment in AI systems; Safety & Alignment Advisor at http://Character.AI; @dhadfieldmenell@bsky.social; he/him

Johannes Heidecke

@JoHeidecke

Safety Systems @ OpenAI

Chris Dixon

@cdixon

Programming, philosophy, history, internet, startups, crypto. Managing Partner @a16zcrypto. See disclosures: http://a16z.com/disclosures/

William MacAskill

@willmacaskill

Consider donating 10% to effective charities: http://www.givingwhatwecan.org/pledge Or a career for impact: http://80000hours.org My research: http://forethought.org

Sherjil Ozair

@sherjilozair

co-founder @ project prometheus | founder @GeneralAgentsCo | previously autopilot @tesla, deep learning @googledeepmind, phd http://mila.quebec, cs @iitdelhi

Stephanie Chan

@scychan_brains

Staff Research Scientist at DeepMind. Artificial & biological brains 🤖 🧠 Societal impacts of AI + Science of AI. Views are my own.

Rob Wiblin

@robertwiblin

Host of the 80,000 Hours Podcast. Exploring the inviolate sphere of ideas one interview at a time: http://80000hours.org/podcast/

Jimmy Apples 🍎/acc

@apples_jimmy

Wagmi. 2025. As featured in Bloomberg. As quoted by Nobel Prize winner Demis Hassabis. As mentioned on the Lex Fridman Podcast💺

Alec Stapp

@AlecStapp

Co-founder @IFP, an innovation policy think tank

Jason Crawford

@jasoncrawford

I write and speak about the history & philosophy of progress. Founder, @rootsofprogress. Host of the Progress Conference. Author, The Techno-Humanist Manifesto.

Anders Sandberg

@anderssandberg

Academic jack-of-all-trades.

Andrew Carr 🤸

@andrew_n_carr

co-founder leading science @getcartwheel co-founder advisor @arcade_ai Past: Codex @OpenAI, Brain @GoogleAI, world ranked Tetris player

Alex Tamkin

@AlexTamkin

machine learning, science & society @AnthropicAI | recently: Clio, Anthropic Economic Index, Claude Artifacts | prev: phd @StanfordAILab, @stanfordnlp

Eugene Vinitsky 🦋

@EugeneVinitsky

This account only exists so no on else can occupy it. Please contact through other means. Lab website: http://emerge-lab.github.io

Allan Dafoe

@AllanDafoe

AGI governance: navigating the transition to beneficial AGI (Google DeepMind)

Lenny Rachitsky

@lennysan

Deeply researched product, growth, and career advice

Brian Christian

@brianchristian

Researcher at the University of Oxford & UC Berkeley. Author of The Alignment Problem, Algorithms to Live By (w. Tom Griffiths), and The Most Human Human.

anton 🇺🇸

@atroyn

http://troynikov.io | founder @trychroma

Adrien Ecoffet

@AdrienLE

Trying to make AGI go well. Researcher at @openai. Views my own.

smitha @ iclr

@SmithaMilli

research scientist, meta (fair) opinions are my own 🥺 👉👈

Anjney Midha

@AnjneyMidha

founder @amppublic

Ian Hogarth

@soundboy

investor at @pluralplatform, chair UK AI Security Institute, co-founder @songkick

Rosie Campbell

@RosieCampbell

Forever expanding my nerd/bimbo Pareto frontier. AI welfare 🤝 AI safety. Managing Director @eleosai, Ex-OpenAI, 2024 @rootsofprogress fellow

Benjamin Todd

@ben_j_todd

Founder @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

Researching effects of automated AI R&D | pro-America, pro-tech, & pro-AI safety

Jeffrey Ladish

@JeffLadish

Applying the security mindset to everything @PalisadeAI

Rob Miles

@robertskmiles

Explaining AI Alignment to anyone who'll stand still for long enough, on YouTube and Discord. Music, movies, microcode, and high-speed pizza delivery

Robert Long

@rgblong

executive director of @eleosai AI consciousness and AI welfare

tom white

@dribnet

creations with code and networks

Tamara Winter

@tamarawinter

Publisher @stripepress | Board @ifp + @joinFAI | Creator of TACIT, a mini-documentary series following master craftspeople at work

Cas (Stephen Casper)

@StephenLCasper

AI safeguards & gov. research. PhD student @MIT_CSAIL (mnr. Public Policy), and Fellow at @BKCHarvard. Fmr. @AISecurityInst. https://stephencasper.com/

finbarr

@finbarrtimbers

modeling language at @allen_ai

Jesse Mu

@jayelmnop

computational linguistics

Dan Wang

@danwwang

The secure transport of light; Breakneck; industrial research at the Hoover History Lab

Steven Adler

@sjgadler

AI safety researcher (ex-OpenAI: danger evals, AGI readiness, etc), writing at https://clear-eyed.ai

Oliver Habryka

@ohabryka

Building https://LessWrong.com and https://Lighthaven.space.

Blaise Agüera (@blaiseaguera.bsky.social)

@blaiseaguera

CTO of Technology & Society @Google, working on fundamental AI research and exploring the nature and origins of intelligence. Order "What Is Intelligence?" ⬇️

Paul Buchheit

@paultoo

For entertainment purposes only

Marius Hobbhahn

@MariusHobbhahn

CEO at Apollo Research @apolloaievals prev. ML PhD with Philipp Hennig & AI forecasting @EpochAIResearch

Nathan Labenz

@labenz

AI Scout, building text-2-video @Waymark, host of The Cognitive Revolution podcast

Eli Lifland

@eli_lifland

AI forecasting and governance @AI_Futures_. Co-author of AI 2027 and the AI Futures Model. Also @aidigest_, @SamotsvetyF. Prev @oughtinc

jasmine sun

@jasminewsun

anthropologist of disruption ✰ contributor @theatlantic ✰ newsletter http://jasmi.news

Michaël Trazzi

@MichaelTrazzi

http://michaeltrazzi.com

Peter Wildeford🇺🇸🚀

@peterwildeford

Head of Policy @AIPolicyNetwork. Ohioan. World champion forecaster. Former data scientist. Protecting liberty and prosperity in the age of superintelligence.

Samuel Hammond 🦉

@hamandcheese

Chief economist + AI Policy Director, @joinFAI. Nonresident fellow @NiskanenCenter. Pluralist. 'The world is second best, at best.' | samuel@thefai.org

SBF

@SBF_FTX

SBF'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.

Nate Silver

@NateSilver538

Silver Bulletin, not the only thing I'm doing but the main thing and the best thing! https://natesilver.substack.com/

Shawn Ryan

@ShawnRyan762

FMR Navy SEAL/CIA Contractor. Host of the @shawnryanshow

Matthew Yglesias

@mattyglesias

Slow Boring, cohosting http://politix.fm and The Argument pod. NYT contributing opinion writer.

Sriram Krishnan

@sriramk

AI at the @whitehouse. pro wrestling fan. official: @skrishnan47

Megan McArdle

@asymmetricinfo

Columnist at the Washington Post. Opinions my own. Email me: Megan.McArdle -at- http://washpost.com Buy my book, The Up Side of Down http://amzn.to/1a3i2tK

Dan Shipper 📧

@danshipper

ceo @every | the only subscription you need to stay at the edge of AI

David Shor

@davidshor

Head of Data Science at Blue Rose Research, based in NYC, originally from Miami. I try to elect Democrats. Views are my own. he/him🌹

Byrne Hobart

@ByrneHobart

The 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/

Stefan Schubert

@StefanFSchubert

I run The Update newsletter. Book: http://academic.oup.com/book/56384

bayes

@bayeslord

100% organic human tokens

Saloni

@salonium

Co-founder & editor @WorksInProgMag. Writer, Scientific Discovery. Podcaster, Hard Drugs. Advisor, @coeff_giving. // Prev @OurWorldInData. 🏳️‍🌈

Brendan McCord 🏛️ x 🤖

@Brendan_McCord

The academy for philosopher-builders (https://www.cosmos-institute.org). A law unto myself, just like you.

Alex Bores

@AlexBores

NY Assemblymember, computer engineer, dad, husband. Running for Congress in NY-12 to rebuild democracy and deliver results. Big AI's #1 target.

Saffron Huang

@saffronhuang

how shall we live together? societal impacts researcher @AnthropicAI • ex @GoogleDeepMind @AISecurityInst⋅ @collect_intel co-founder • views mine

Matthew Barnett

@MatthewJBar

Co-founder of @MechanizeWork Married to @natalia__coelho email: matthew at mechanize dot work

Abhi Venigalla

@ml_hardware

Researcher @Databricks. Former @MosaicML, @CerebrasSystems. Addicted to all things compute.

theseriousadult

@gallabytes

father, ML enjoyer @anthropicai. previously @midjourney v2-7

Jacob Trefethen

@JacobTref

OpenAI Foundation science!

Seán Ó hÉigeartaigh

@S_OhEigeartaigh

Director of http://ai-far.org at Uni of Cambridge | Researching Big Risks, and impacts of AI & emerging tech. Opinions own

Josh McGrath

@j_mcgraph

search post training @ openai

Ashvin Nair

@ashvinair

RL foundations @cursor_ai. Prev: o1, o3, Code Interpreter @openai, 9 years learning to poke by poking at UC Berkeley

girish sastry

@girishsastry

AI & other things. I used to work at OpenAI on Policy Research.

nervouscomputer

@nervouscomputer

iced latte in my veins