Hannes Mühleisen @hannes.muehleisen.org I like databases and boats. Co-creator of @duckdb.org, Co-Founder and CEO DuckDB Labs.
Rob Hyndman @robjhyndman.com Professor of Statistics, Monash University, Australia. FAA, FASSA. Interested in #forecasting, #rstats, #statistics. he/him http://robjhyndman.com
Zeke Hausfather @zekehausfather.com "A tireless chronicler and commentator on all things climate" -NYTimes.
Climate research lead @stripe, writer @CarbonBrief, scientist @BerkeleyEarth, IPCC AR7 lead author.
Website: https://zekehausfather.com/
Substack: https://www.theclimatebrink.com/
Karin Kvale @kkvale.bsky.social Earth system scientist working on oceans and climate, Aotearoa Blue Ocean Research. IPCC author. Runner, mother, global citizen born at 340 ppm.
Sabrina B. Arias @sabrinabarias.bsky.social Assistant Prof of IR at Lehigh | PhD UPenn, Postdoc at Princeton Niehaus Center | IOs, UN, diplomacy, climate, agendas, baseball, Springsteen, running
Sandra Morgenstern @snmorgenstern.bsky.social Postdoctoral Researcher @MZESUniMannheim Interested in Migration | Quant. Methods, Fieldwork, Experiments
Alison Fisk @alisonfisk.bsky.social Recent Masters degree in Archaeological Practice at Birkbeck, University of London. Volunteer at Ham House, Richmond. Here to share my love of archaeology.
Sarah Parkinson @separkinson.bsky.social Political scientist at Johns Hopkins. MENA/SWANA, disasters, political violence, ethics, humanitarian crises, & qual methods. Wrote a book about Palestinian org evolution & social change in wartime Lebanon: http://bit.ly/3VEw64B. EMT. Opinions my own.
@jamielachman.bsky.social @jamielachman.bsky.social 
The Lancet Planetary Health @thelancetplanet.bsky.social An interdisciplinary #OpenAccess journal publishing research, review and comment on #Planetaryhealth #Environment, #SustainableDevelopment, and #SDGs.
🌐 thelancet.com/journals/lanplh/home
Heather Cox Richardson (TDPR) @hcrichardson.bsky.social Historian. Author. Professor. Budding Curmudgeon. I study the contrast between image and reality in America, especially in politics.
Nicolas Fulghum @nicolasfulghum.bsky.social Senior Energy and Climate Data Analyst @emberenergy.bsky.social | Lead author of the Global Electricity Review | Finding, curating and explaining the data behind the global energy⚡️transition.
Charlie Gao @shikokuchuo.net Software Engineer, Open Source @posit.co
github.com/shikokuchuo
Climate.us @climate.us We are an independent, nonprofit successor to Climate(.)gov, safeguarding public access to trusted climate data, tools, and information.
Donate: https://www.climate.us/donate
Gordon Woodhull @gordonwoodhull.bsky.social Currently working on quarto.org
I like programming languages, viz/graphics, hiking, literature, cats.
el @elliot.website and visual and creativity and computers and math and
elliot.website
Maedhbh Nic Lochlainn @maedhbhlikedave.bsky.social Lecturer in Geography, University College Cork | Interested in urban and digital geographies | Currently thinking about real estate, finance, and resistance...
Nessa Ní Chasaide @nessanichasaide.bsky.social Global tax politics, economic sociology, political economy, equality. Department of Sociology, Maynooth University, Ireland
Aaron Martin @sixfouronea.net Assistant Professor of Data Governance at UVA
About me: https://sixfouronea.net/
Project: http://digitalsovereigntyobservatory.org
Irwin @irwinloy.bsky.social Journalist: Policy editor www.thenewhumanitarian.org | 📥 illied@pm.me
Attila Bátorfy @attilabatorfy.bsky.social dataviz and information graphics at ELTE MMI
portfolio: https://attilabatorfy.com/
head of visual journalism project: https://atlo.team/
book order: https://eltebook.hu/batorfy-attila-adatvizualizacio
blog: https://attilabatorfy.substack.com/
Kimberly Nicholas @kimberlynicholas.bsky.social Climate scientist, Lund University.
Creator, climate action podcast 🎙️ CLIMATE ACTUALLY & guide📱 SHIFT (jointheshift.earth).
Bestselling author, UNDER THE SKY WE MAKE 📖.
Newsletter: wecanfixit.substack.com 💌.
Prof Lorraine Whitmarsh MBE @lwhitmarsh.bsky.social Director - UK Centre for Climate Change & Social Transformations (CAST)
Co-Director - Bath Institute of Sustainability & Climate Change (ISCC)
Member of the Climate Crisis Advisory Group (CCAG)
Sander van der Linden @profsanderlinden.bsky.social Professor of Social Psychology in Society at the University of Cambridge and Author of FOOLPROOF: Why We Fall for Misinformation and How to Build Immunity (2023) + The Psychology of Misinformation (2024). Bad News Game.
www.sandervanderlinden.com
Kristian Steensen Nielsen @kristiansn89.bsky.social Assistant Professor @ Copenhagen Business School
Behavior change | climate change mitigation | environmental psychology | biodiversity conservation
Charlotte A. Kukowski @charlotte-kukowski.bsky.social Postdoc @ Cambridge University | Researching Inequality, Sustainability, and Behaviour Change | Passionate about an Equitable, Low-Carbon Future For All
Dr. Aaron Thierry @thierryaaron.bsky.social Research analyst, ASRA. PhD candidate at Cardiff University researching the role of science and scientists in the climate movement. PhD in Ecology. Climate communications.
Common Crawl Foundation @commoncrawl.bsky.social Common Crawl is a non-profit foundation dedicated to the Open Web.
Ridhi Kashyap @ridhikashyap.bsky.social Demographer. Data enthusiast. Cricket aficionado. 
antirez @antirez.bsky.social Reproducible bugs are candies 🍭🍬
I like programming too much for not liking automatic programming.
The Polycrisis @thepolycrisis.bsky.social Political economy of climate, finance, geopolitics & other things, by @70sbachchan.bsky.social and @katemac.bsky.social
All our stuff is now here! http://www.thepolycrisis.org
Jenny Chase @solarchase.bsky.social Solar analyst at BloombergNEF, goose keeper. Author of a book, "Solar Power Finance Without the Jargon". Opinions all my own.
Cassandra Garibay @cgaribay.bsky.social Engagement Reporter @propublica.org | Central Valley | Interested in emergency management, housing, environmental health, pottery, baking, running, etc.
Got tips? https://www.propublica.org/tips/
Marshall Shepherd @drshepherd2013.bsky.social Weather-Climate professor and scientist, Host of Weather Geeks, Forbes Senior Contributor, Alpha, 3xFSU Alum...Tweets and RTs are mine but not endorsements
Urban Data @urban-data.bsky.social Official social media for the Urban Data working group. Researchers at the intersection of data, cities, people, and space. Read more and join us at https://urban-data-science-eaamo.github.io
Gabriel Agostini @gsagostini.bsky.social PhD student at Cornell Tech | he/him | cities + equity + spatial everything | fan of cats and Taylor Swift | gsagostini.github.io
Nikhil Garg @nkgarg.bsky.social I study algorithms/learning/data applied to democracy/markets/society. Asst. professor at Cornell Tech. https://gargnikhil.com/. Helping building personalized Bluesky research feed: https://bsky.app/profile/paper-feed.bsky.social/feed/preprintdigest
Emma Pierson @emmapierson.bsky.social Assistant professor of CS at UC Berkeley, core faculty in Computational Precision Health. Developing ML methods to study health and inequality. "On the whole, though, I take the side of amazement."
https://people.eecs.berkeley.edu/~emmapierson/
Marissa Kumar Gerchick @mkgerchick.bsky.social She/her. Data Science Manager and Algorithmic Justice Specialist at ACLU. Personal account.
Rohan Alexander @rohanalexander.bsky.social I spend too much money on books. And too much time writing them. 🇦🇺🇨🇦.
https://rohanalexander.com
http://tellingstorieswithdata.com
beyond tellerrand @beyondtellerrand.com beyond tellerrand is the affordable single-track event where creativity and technology meet. Taking place in a renowned, familiar and friendly atmosphere. Next event: Düsseldorf, April 27–28
Jon Bois @jonbois.bsky.social jon
https://www.patreon.com/c/SecretBase
https://www.youtube.com/SecretBaseSBN
Working Class History @workingclasshistory.com History isn't made by kings or politicians, it's made by us: billions of ordinary people. https://patreon.com/workingclasshistory
Emily Giambalvo @emilygiam.bsky.social data reporter for The Athletic
Connor Plunkett @conplnk.bsky.social Investigator @bellingcat.com
Signal username: conp.123
Peter Broad @broadpeter.bsky.social Visual communication, photography, the Balkans etc
Data vis at ONS
Sam Rickards @shiny--penny.bsky.social Data visualisation specialist at ONS 📈📊
There will be pet pictures 🐶🐹
Very nerd 📚🤓🎮
Shanna Jones @shannajones.bsky.social Data Visualisation at Office for National Statistics. Former freelance journalist on human rights, extractives and contracts.
Frank Donnarumma @frankdonnarumma.bsky.social Data visualisation specialist at Office for National Statistics.
Everton supporter COYB!
Henry Lau @henrylau.co.uk Data visualisation @ONS. I used to volunteer at mills (Brixton, Bursledon). SciComm, Baking, Cycling. 📊🧙♂️.
Some code bits at www.henrylau.co.uk
Sam @sammybungus.bsky.social Painting and doodling. Data visualisation. Animal peeper. “Cat behaviour and welfare expert”. Snacks n treats.
⚠️ Stuff posted here does not represent any current or former employers.⚠️ I'm just noodling around with my personal opinion and interests!
Claire Buchan @buchanding.bsky.social Data vis at ONS
Formerly researching birds
she/her
🗺️📈
Mainmatter @mainmatter.com We specialize in Rust, Ember and Svelte – supporting organizations in adopting and building on these technologies with confidence. Find us at mainmatter.com.
#rustlang #emberjs #svelte
Syntax @syntax.fm Tasty Treats for Web Developers with @wesbos.com @tolin.ski and @w3cj.com
Brought to you by @sentry.io
{🧪} +paoloricciuti.svelte @paolo.ricciuti.me S1 | Developer | https://sveltelab.dev | Fat guy | Svelte Ambassador 🔶 | Svelte maintainer 🧡 | JavaScript Bender
ROCKWOOL Foundation Berlin @rfberlin.bsky.social We conduct independent research into significant challenges to the economy, society and the welfare state in a global world. Find more information on rfberlin.com.
"Online Rent-a-Sage" Bret Devereaux @bretdevereaux.bsky.social Ancient & military historian specializing in the Roman economy and military. PhD from UNC History. More impressive credential is that I have beaten both Dark Souls and Elden Ring.
Blogs at acoup.blog
Dr. Genevieve Guenther (she/they) @doctorvive.bsky.social
Founding Director, End Climate Silence
Author, *The Language of Climate Politics: Fossil-Fuel Propaganda and How to Fight It*
genevieveguenther.com
Katie Drummond @katie-drummond.bsky.social Global Editorial Director at WIRED.
Board member @freedom.press
Speaker at UTA
Lincoln Mullen @lincolnmullen.com Historian of American religion at the Roy Rosenzweig Center for History and New Media and George Mason University.
https://lincolnmullen.com
https://rrchnm.org
Andrew Parkin @parkinac.bsky.social Come for the public opinion research, stay for the bird photos. Executive Director of the Environics Institute for Survey Research.
More to discover at https://www.environicsinstitute.org/ and https://substack.com/@cdnsurveystuf
@eadehemingway.bsky.social @eadehemingway.bsky.social 
Jacob Judah @jacobjudah.bsky.social West Africa Correspondent, The Financial Times. Soon to be based in Lagos.
Dana El Kurd @danaelkurd.bsky.social Associate Professor of Political Science • Author: Polarized & Demobilized, Legacies of Authoritarianism in Palestine • ماسكة السلم بالعرض • Banner by Sara Qaed
danaelkurd.com to contact
Benjamin Dreyer @bcdreyer.social America's Copy Editor®
author of the New York Times/IndieBound bestseller Dreyer's English and Stet! (the game!) • Random House copy chief/managing editor (ret.) • he/him/his
benjamindreyer.com
Chad Loder @chadloder.dev The purpose of a system is what it does. 🌪️ they/them
Cristina Maza @cmaza.bsky.social Journalist. Covering foreign policy & defence. Editing @ Euractiv.
www.cristinamaza.com
Write: https://lazoletters.substack.com/welcome
email:
c.maza@protonmail.com
cristina.maza@euractiv.com
Signal: Cmaza.12
European Space Agency @esa.int Elevating the future of Europe through space.
Please see our Privacy Notice: https://esa.int/connectwithus
Miriam Sorace @miriamsorace.bsky.social Associate Professor in Comparative Politics - University of Reading; Co-Director @poalab.bsky.social; UKRI Future Leaders Fellow;
Visiting: DSI-London School of Economics. Web: https://miriamsorace.github.io
Lauren Leek @laurenleek.eu Social data scientist with too many questions | Assistant Professor at Leiden University | PhD from @EUI
https://laurenleek.eu/
https://laurenleek.substack.com
Attracta Mooney @attractamooney.bsky.social Climate correspondent at the Financial Times. Used to write about the investment industry. Irish.- C @carolinenevitt.bsky.social @carolinenevitt.bsky.social
Chesca Taylor @chescataylor.bsky.social I design interactive graphics for The Financial Times.
🔗 www.ft.com/chesca-taylor
Ida Bae Wells @nhannahjones.bsky.social TIPS: Email me at nhannahjones@nytimes.com or send a Signal nhannahjones.67 //Founder Center for Journalism & Democracy at Howard Univ// Staff writer at NYT Mag// Creator #1619Project// History blerd//Smart and Thuggish
@thrivegeo.bsky.social @thrivegeo.bsky.social 
Annie Roth @annieroth.bsky.social Journalist, filmmaker & children's author focused on science & nature. Words in NYT, Nat Geo & more.
🎥 Hellbent (2023)
📖 Amazing Oceans (2023)
🎥 Little Penguin Love Island (2024)
📖 Earth's Incredible Habitats: Ocean (2025)
RothReporting.com
Mor Ndiaye @morandiaye.bsky.social I am an agricultural engineer specialized in soil science and I am very passioned about data science / Digital soil mapping /spatial data science
Michael Reeves @integralpilot.bsky.social Teenage security researcher & systems developer.
Discovered CVE-2025-43539, author of rustc_codegen_jvm, working on Apple M3 Linux drivers.
https://github.com/IntegralPilot 🇦🇺- M M Gessen @mashagessen.bsky.social Columnist at The New York Times. Distinguished Professor at Craig Newmark Graduate School of Journalism, City University of NY. Author at Riverhead Books
Julien Gaffuri @jgaffuri.eurosky.social GIS and cartography @EU_eurostat (previously @ignfrance.bsky.social), geographical information, maps, orienteering, bike, nature, Europe, Luxembourg, Marseille, Haut-Doubs
https://jgaffuri.github.io/
Saoirse McHugh @saoirsemc.bsky.social Nature, land, food
On windy Achill island 🏝️
Kevin Zollman @kevinzollman.com Philosophy and Game Theory at Carnegie Mellon 🦚 Research the interface between philosophy, economics, and biology 💱 www.kevinzollman.com
Group on Earth Observations @earthobservations.bsky.social 🛰️ Translating Earth Intelligence with global collaboration. 
Anna Merlan @annamerlan.bsky.social Journalist at Mother Jones and elsewhere, author, writer of social media posts on micro-blogging sites. Tips to Amerlan@motherjones.com or on Signal, username annamerlan.30
Lindsay P Cohn @lindsaypcohn.bsky.social Political Scientist (all views are own, not employers’). Visiting Prof @ Columbia SIPA; civ-mil relations, military orgs/manpower, public opinion, foreign policy, militarized policing, democratic theory, intl/natsec law, pol econ
Sanam Mahoozi @sanammahoozi.bsky.social Journalist writing global environmental stories
Bill McKibben @billmckibben.bsky.social Founder 350.org and Third Act, author The Crucial Years on substack https://billmckibben.substack.com/
Author of 21 books, beginning with The End of Nature
Anthropic @anthropic.com We're an Al safety and research company that builds reliable, interpretable, and steerable Al systems. Talk to our Al assistant Claude at Claude.ai.
Tarik Abou-Chadi @tabouchadi.bsky.social Professor of European Politics at Nuffield College, University of Oxford. Elections, parties, social democracy & the radical right. he/him. 🏳️🌈
Francisco J. Monaldi @fmonaldi.bsky.social Director, Latin American Energy Program
Wallace S. Wilson Fellow in Latin American Energy
Rice University’s Baker Institute for Public Policy
https://www.bakerinstitute.org/expert/francisco-j-monaldi
Paasha Mahdavi @paashamahdavi.com UCSB prof, researching climate politics and the oil industry. EGAPE Lab Director and 2035 Initiative co-founder. Wrote a book on oil nationalization (https://tinyurl.com/2zyaf8bd). Working to transition from the fossil fuel era. Posts expire after 30 days.
Centre for Information Resilience @cen4infores.bsky.social Non-profit that exposes human rights & war crimes, counters disinformation, & combats online harms targeting women & minorities.
www.info-res.org
Heidi L. Williams @heidiwilliams.bsky.social professor @dartmouth + science policy @ifp //
leveraging research to promote science and progress
World Resources Institute @worldresources.bsky.social WRI is a global research organization working to improve people’s lives, protect #nature, and halt #climatechange. 🌍📊
👉 Learn more: https://go.wri.org/mmTUco
Alison Banwell @alibanwell.bsky.social Glaciologist | Antarctica and Greenland | Research Scientist, CIRES, University of Colorado Boulder 🇺🇸 | Professor, CPOM, Northumbria University 🇬🇧 | Protect Our Winters Science Alliance | National Geographic Explorer
rob pike @robpike.io Long career as a dilettante at Bell Labs Research and Google, mostly building weird stuff no one uses, but occasionally getting it right, such as with UTF-8 and Go.
Sam Rose @samwho.dev That guy who makes visual essays about software at https://samwho.dev.
Developer Educator @ ngrok.com
He/him.
Katie McDonough @kmcdono.bsky.social MapReader, computational history, history of infrastructure and information. Writing a book about people & highways in 18th c. France. New member of the Dept. of History at Carnegie Mellon U.
Heising-Simons Foundation @heisingsimonsfdn.bsky.social Unlocking Knowledge, Opportunity, and Possibilities
Website: www.hsfoundation.org
Media Inquiries: DM or email communications@hsfoundation.org 
Humane Intelligence @humaneintelligence.bsky.social We are an AI evaluations nonprofit dedicated to breaking down barriers to AI deployment for social good.
Learn more: www.humane-intelligence.org