BIO
Professor of Economics at Yale SOM
Kyunghyun Cho
@kchonyc
a mediocre combination of a mediocre professor at @nyuniversity (@CILVRatNYU) and a mediocre CEO at @OrtetAI
Boaz Barak
@boazbaraktcs
Computer Scientist. See also http://windowsontheory.org . @harvard @openai opinions my own.
Catherine Olsson
@catherineols
Hanging out with Claude, improving its behavior, and building tools to support that @AnthropicAI 😁 prev: @open_phil @googlebrain @openai (@microcovid)
Leopold Aschenbrenner
@leopoldasch
http://situational-awareness.ai
Shimon Whiteson
@shimon8282
Research Director at Google DeepMind
Simon Shaolei Du
@SimonShaoleiDu
Lead Scientist for Reasoning Models & Training at @Apodex_AI. Associate Professor @uwcse. Prev @xai. Postdoc @the_IAS. PhD in machine learning @mldcmu.
Chris J. Maddison
@cjmaddison
ML faculty @UofT
Alex Tamkin
@AlexTamkin
machine learning, science & society @AnthropicAI | recently: Clio, Anthropic Economic Index, Claude Artifacts | prev: phd @StanfordAILab, @stanfordnlp
Preetum Nakkiran
@PreetumNakkiran
Kawin Ethayarajh
@ethayarajh
Assistant Professor of Applied AI @ChicagoBooth @UChicago. PhD @stanfordnlp.
Patrick Hsu
@pdhsu
@ArcInstitute co-founder, @Stanford professor, @ThriveCapital investor | biology and ML research | 🇨🇦 prev @harvard @broadinstitute, Fast Grants
Nick
@nickcammarata
mechanistic interpretability, meditation, jhana brother
James Campbell
@jam3scampbell
post training @OpenAI
Kevin Roose
@kevinroose
Tech journalist, author of The AGI Chronicles, co-host of @MachineGodsPod, p(doom) available upon request.
Lucy Li
@lucy3_li
Assistant prof @WisconsinCS. Prev @UCBerkeley, @allen_ai, @MSFTResearch, @stanfordnlp, @uwnlp. More silly at http://lucy3.bsky.social.
Irene Chen
@irenetrampoline
ML for healthcare and equity. Assistant Professor @UCBerkeley and @UCSF. Prev @Harvard, @MIT, @MSFTResearch
Sayash Kapoor
@sayashk
Incoming prof @UCBerkeley AI agents, policy, evals, AI for science Essay/newsletter (AI as Normal Technology): http://bit.ly/ai-nt Book (AI Snake Oil): http://bit.ly/ai-so
Mark Cuban
@mcuban
Dunking on the pharma industry with @costplusdrugs.com, the lowest prices on meds anywhere. check it out !
Joe Carlsmith
@jkcarlsmith
Philosophy, futurism, AI. Working on Claude's values @AnthropicAI. Formerly @coeff_giving. Opinions my own.
Allan Dafoe
@AllanDafoe
AGI governance: navigating the transition to beneficial AGI (Google DeepMind)
Trevor Blackwell
@tlbtlbtlb
Robotics. Simulation. @ycombinator
Nitarshan
@nitarshan
compute @anthropic, PhD @cambridge_cl. prev created @aisecurityinst, AI Safety Summit, UK AI Research Resource, EU AI Code of Practice.
Jeffrey Ladish
@JeffLadish
Applying the security mindset to everything @PalisadeAI
Matt Clifford
@matthewclifford
@AnthropicAI. Co-founder @join_ef; Chair @ARIA_Research.
Julius Adebayo
@juliusadml
building interpretable intelligence @guidelabsai
Tessa Barton
@tessybarton
Member of midtraining staff @thinkymachines Designer of GPU purse @gpupurse Prev: @Databricks @mosaicML @NYTimes
Max Nadeau
@MaxNadeau_
Funding research to make AIs more understandable, truthful, and dependable at @coeff_giving.
Avital Oliver
@avitaloliver
Neural Network Plumber @OpenAI. Formerly Google Brain. Worked on http://github.com/google/flax. I used to think I'd become a math professor.
Tweets from Zach Weinberg
@zachweinberg
I do healthcare & tech stuff. Founder of http://Curie.Bio, Flatiron Health (acq @Roche~$2b) & Invite Media (acq @Google~$81m). Invest @ http://OperatorPartners.com
Timothy B. Lee
@binarybits
Reporting on AI and the future of the economy. CS masters degree from Princeton. Newsletter: http://www.understandingai.org Podcast: http://www.aisummer.org
Noah Smith 🐇🇺🇸🇺🇦🇹🇼
@Noahpinion
Writes about economics, posts about rabbits. For serious opinions/analysis, read my blog: http://noahpinion.blog
zeynep tufekci
@zeynep
Complex systems, wicked problems. Society, technology, science and more. @Princeton professor. @NYTimes columnist. My newsletter @insight http://theinsight.org
Derek Thompson
@DKThomp
Substack author. Plain English podcast host. Abundance co-author. Contributing writer at The Atlantic.
Robin Hanson
@robinhanson
Let’s skip witty banter & talk deep Qs. Books: http://ageofem.com http://elephantinthebrain.com Advisor @_futarchy @MetaDAOProject @butterygg
Alec Stapp
@AlecStapp
Co-founder @IFP, an innovation policy think tank
Dean W. Ball
@deanwball
head of strategic futures @openai | views mine, and mine alone
Daniel Litt
@littmath
Assistant professor (of mathematics) at the University of Toronto, visiting Harvard Fall 2026. Forever confused. Algebraic geometry, number theory, etc. He/him.
Alex Imas
@alexolegimas
Director of AGI Economics @GoogleDeepMind. Professor @ChicagoBooth (on leave) AGI Economics Lab: https://www.aleximas.com/agi-economics-lab Opinions are own.
Sophia Yang
@sophiamyang
Head of Developer Relations @FireworksAI_HQ | prev. @MistralAI
Samuel Hammond 🦉
@hamandcheese
Chief economist + AI Policy Director, @joinFAI. Nonresident fellow @NiskanenCenter. Pluralist. 'The world is second best, at best.' | samuel@thefai.org
Susan Athey
@Susan_Athey
Economist.
Julian
@mealreplacer
good evening
Caleb Watney
@calebwatney
head of public policy @coeff_giving, previously co-founded @IFP // the US is the R&D lab for the world and we should act like it
Andy Masley
@AndyMasley
When the going gets weird the weird turn pro. Researching and writing on AI and other topics from a broadly EA perspective. On a grant from CG.
Shakeel
@ShakeelHashim
Editor + founder @ReadTransformer, covering AI policy. Prev: @TheEconomist, @Protocol, @finimize
Jackson Kernion
@JacksonKernion
Now: finetuning at @AnthropicAI. Before: MIT postdoc, UC Berkeley philosophy PhD. Built http://deductivelogic.org. Views my own.
Miles Wang
@MilesKWang
prev @OpenAI
Daniel Paleka
@dpaleka
it is difficult to make predictions, especially about the future
Joel Becker
@joel_bkr
trying to figure out what on earth is going on with AI capabilities @METR_evals. 'soccer'-me @MessiSeconds.
alex lawsen
@lxrjl
AI Grantmaking @ Coefficient Giving Previously advising @ 80,000 Hours, teaching, forecasting, poker. Views my 🐒's
