Wes McKinney @wesmckinney.com Principal Architect @posit.co, GP Composed Ventures, Co-founder Voltron Data. Open source: Apache Arrow, pandas, Ibis. "Python for Data Analysis" book
Mike O’Connor @mikeoconnor.bsky.social By day - Machine Learning.
By night - Amateur photographer, tinkerer, drinker of IPA
Website - thoughtsofmike.com
🇺🇸 in 🇳🇱
Will McGugan @willmcgugan.bsky.social CEO / Founder of https://textualize.io Hyperborean Python expert, author, humanist, husband, sometimes wildlife photographer. Carbonara aficionado. He/him. 
Rob Story @rob-story.bsky.social Software Engineer in Portland, OR. Former Stripe, currently at Netflix, probably talking about MotoGP, F1, and riding motorcycles more than software
Dean Eckles @eckles.bsky.social networks, contagion, causality
faculty at MIT
Kevin Sheth @kevinsheth.bsky.social Building data engineering products in finance. Theology nerd on the weekends.
Bo Jensen @mrbojensen.bsky.social Works at Optibus, previous developer of high performance optimization software at CPLEX/IBM., MOSEK and SULUM. Opinions are my own.
Will Larson @lethain.com Write at lethain.com. Author of An Elegant Puzzle, Staff Engineer, and An Engineering Executive’s Primer. Worked some places.
Lynn Root @roguelynn.com Staff Engineer / ML infra @ Spotify. Adjunct Professor @ Columbia. Chair of PyLadies Global Council. PSF and DSF member.
• roguelynn.com
• mastodon.online/@roguelynn
Łukasz Langa @lukasz.langa.pl CPython Developer in Residence, Python 3.8 and 3.9 release manager. Gradual typing enthusiast, asynchronous programming proponent, creator of the auto-formatter Black.
He produces electronic music, which includes software and hardware of his own making.
Alejandro @acompa.bsky.social ML / AI at Not Diamond
Allen Downey @allendowney.bsky.social Former professor at Olin College, principal data scientist at PyMC Labs, author of Think Python, and Probably Overthinking It -- blog and book -- and stark raving Bayesian.
SwiftOnSecurity @swiftonsecurity.com computer security person. former helpdesk
Simon Willison @simon.fedi.simonwillison.net.ap.brid.gy Open source developer building tools to help journalists, archivists, librarians and others analyze, explore and publish their data. https://datasette.io […]
[bridged from https://fedi.simonwillison.net/@simon on the fediverse by https://fed.brid.gy/ ]
Armin Ronacher @mitsuhiko.at Creator of Flask • earendil.com ♥︎ writing and giving talks • Excited about AI • Husband and father of three • Inhabits Vienna; Liberal Spirit • “more nuanced in person” • More AI content on https://x.com/mitsuhiko
More stuff: https://ronacher.eu/
Hadley Wickham @hadley.nz R, data, 🐕, 🍸, 🌈. He/him.
Alex Noonan @alexnoonan.bsky.social Developer Advocate @dagster.io
Substack: https://www.substack.com/@noonanlabs
Angela Manzo @angelamanzo.com General and specific nerdery. Please read the 🏴☠️FAQs: angelamanzo.com/faq
James Felix Black @tft.io A large person, in Canada. Father to two, smaller persons. Wife guy. Dual citizen, a modicum of discipline.
Proud liberal. Hobbesian. Unix apostate, Classic Mac OS revanchist, tilter at path-dependent windmills. Emacsist.
Martin Kleppmann @martin.kleppmann.com Associate Professor at @cst.cam.ac.uk, researching decentralised systems and security protocols. Advisor to the Bluesky team. Wrote “Designing Data-Intensive Applications” (O’Reilly). he/him
Teej @teej.bsky.social building Downlink (yc w24)
Julia Silge @juliasilge.com Building data science tools @posit.co, #rstats, parenthood ✨📊✨
Lynn Cherny @arnicas.bsky.social Into creative ML/AI, NLP, data science and digital humanities, narrative, infovis, games, sf & f. Consultant, ds in Residence at Google Arts & Culture. (Lyon, FR) Newsletter arnicas.substack.com.
Pete Skomoroch @peteskomoroch.bsky.social Investor and AI startup founder. Focus: AI, LLMs, LifeOps, AI Product Management. Was founder @SkipFlag. EIR @Accel. Data Science & ML @LinkedIn, @AOL & @MIT
Simon Willison @simonwillison.net Independent AI researcher, creator of datasette.io and llm.datasette.io, building open source tools for data journalism, writing about a lot of stuff at https://simonwillison.net/
Neil Kodner @neilkod.bsky.social Tadej Pogaçar Stan account. Jewel Runner. Data@Instagram https://strava.app.link/5hqjo5jRzOb
Michael Fogleman @michaelfogleman.com Bird-obsessed software engineer
michaelfogleman.com
Eli Bressert @elibressert.com Nearly two decades of AI/ML and product experience at companies like Apple, Netflix, Stitch Fix, and Scenset. I love breaking down cutting-edge technologies into actionable products for the technically curious.
Matthew Mullins @mmullins.coginiti.co technologist, philosopher, and outdoors enthusiast
CTO@COGINITI
Vincent Driessen @nvie.com Simplifying things for fun and profit. Engineer at liveblocks.io. Blog at nvie.com. Also decoders.cc.
Charlie Marsh @crmarsh.com Building Astral: Ruff, uv, and other high-performance Python tools, written in Rust.
JD Long @jdlong.cerebralmastication.com CTO at a specialty insurance company. Perpetual cocktail party host, open source fan, econometrician, agricultural economist, and OReilly Author.
Peter Sobot @petersobot.com maple-flavoured engineer, drummer, and bassist in brooklyn
https://petersobot.com
joelgrus @joelgrus.bsky.social you know what I blame this on the breakdown of? society
Jeremy Jordan @jeremyjordan.me product-focused machine learning engineer. broadly curious; amazed by the effectiveness of simple ideas.
jeremyjordan.me
Guenia @guenia.bsky.social Field Engineering Manager at Databricks.
Indoor and outdoor plant collectionist.
(Fiction only) book worm.
Brandon Rohrer @brandonrohrer.com Robotics and Reinforcement Learning tinkerer.
brandonrohrer.org
Wrangler of algorithms.
Eater of bread. Sipper of whisky.
Reports to a Shih Tzu.
Peter B @pmbaumgartner.bsky.social Data Scientist and Software Developer @ RTI International 
Mat Kelcey @matpalm.com data nerd wannabe
https://matpalm.com/
blackary @blackary.com 
Randy @zwitchguitars.com Founder, Zwitch Guitars / Zwitch Woodworking. You can either buy a guitar from me or compete with me in the tech job market 😅
🐥pdrm🐣 @pedramnavid.com chief dashboard officer at dagster, professional birdwatcher, certified vibes analyst
Chris Albon @chrisalbon.com 
Hilary Mason @hilarymason.com Co-founder & CEO of Hidden Door. I <3 cheeseburgers and making beautiful things. I know a thing or two about AI, but it's people who matter. I am interested in many things.
NYC
Hilary Parker @hspter.bsky.social Data Science advising / consulting. Formerly startup CTO, Data Science Biden 2020, Stitch Fix, Etsy. PhD JHU Biostar. Co-host Not So Standard Deviations podcast. 🥳😴🧘🐈⬛
Chris Fonnesbeck @fonnesbeck.bsky.social Quantitative hack, PyMC Labs
dmarthal @dmarthal.bsky.social Applied Mathematician learning how to make things learn. Tell me about your Probabilistic Model Based Reinforcement Learning! I have two amazing labradoodles and an even more amazing human family!
Denver, CO
Drew Fustin @drewfustin.com ML/AI at VSCO, UChicago Physics PhD ;\
Chicago, Music, D&D, Drake Basketball ;\
Husband/Dad/he/him
Thomas Wiecki @twiecki.bsky.social That PyMC guy
The lie in tamer @iamreddave.bsky.social Irish data nerd.
Ethan @ethanrosenthal.com data/ml/ai @ runway in 🗽
formerly spent time in startups, biggish tech, and physics labs
www.ethanrosenthal.com
Mike Lee Williams @mlw.bsky.social my favourite directed graphs are webrings
Julia Evans @b0rk.jvns.ca programming and exclamation marks
blog: jvns.ca
zines: wizardzines.com
Tom Marthaler @tmarthal.com Arizona, 🏜️, dogs, tech 📔, data, oceans, ॐ.
._.
Roy @roycoding.com Old school data science person who focuses on ML and calls it AI
roycoding.com
akm @akmbs.bsky.social Math and software and music
Mark Roddy @launchit.ai Fractional VP of Engineering
Helping AI and Data Startups at launchit.ai
Ravi Mody @ravimody.bsky.social ML and data nerd; personalization@Spotify 
Adam @adamlaiacano.bsky.social Engineer, suburban dad, old punk. 🏌️♂️
New Rochelle, NY 🤘
Josh Wills @spite.vc Forward Deployed Angel Investor
https://github.com/jwills
Sean J Taylor @seanjtaylor.com Data Science, Causal Inference, Economics, Statistics and Machine Learning
Two joys in life:
[1] Learning something interesting about the world
[2] Telling people about it
Model Measurement @OpenAI
Jowanza @jowanza.bsky.social Founder/CEO of Parakeet. Helping Goods-Producing Companies tackle regulatory, trade, and EHS Compliance.
Forever curious and seeking truth.
James Kirk @jiminykirket.bsky.social ML/AI @ Electric Plant Co, prev ML/RecSys at Spotify. A nervous little punk boy.
Adam Boscarino @ajbosco.dev Cat Dad, SciFi/Fantasy Nerd, Cocktail Enthusiast, Sports Fan, Data Engineer
Binal @binal.bsky.social ML and NLP, avid reader, aspirational gamer when my daughters asleep.
Data Science @ Sequoia Capital Global Equities
Ben Labaschin @econoben.dev Machine learning, economics, Chicago -> San Diego
Principal MLE, Workhelix
Vicki @vickiboykis.com Founding list[float] engineer. Recsys. Personalization. Infra. Systems. Normcore code. Nutella. Vectors. Words. Vibes. Bad puns (soon).
https://vickiboykis.com/what_are_embeddings/