Gabriel Zucman @gabrielzucman.bsky.social Chasing wealth and income, present and past, onshore and offshore.
https://gabriel-zucman.eu
https://www.taxobservatory.eu
Astronomy on Tap DC @astroontapdc.bsky.social Drink in the Universe with scientists eager to share their love of space with you with fun, engaging talks in a bar!
Cara Giovanetti @idontevencara.bsky.social I study dark matter, cosmology, and particle physics for a living at UC Berkeley and Lawrence Berkeley National Lab. On the weekends I write explainers about surprising places physics shows up in the natural world.
caragiovanetti.com
Navroz K Dubash @ndubash.bsky.social Professor at Princeton Univ. SPIA & HMEI
Co-Editor in Chief, Climate Policy Journal
Visiting Fellow at Sustainable Futures Collaborative - India
Dad, husband, climate wonk
Aurélien Genin @astroaure.eurosky.social Astronome amateur 🔭📸 Stagiaire en robotique spatiale au CNES 🛰🔧 Veut explorer l'univers à coups de robots 🤖
Alumni Polytechnique X2021 🟡, OCA 🌌, EPFL 🇨🇭
https://woosh.link/astroaure.eurosky.social
CosmicRami 🏳️🌈🏳️⚧️ @rami.spaceaustralia.com Astronomer, driving The Dish📡 to study pulsars in my PhD. Also, founded SpaceAustralia.com. Also, love a bit of astrophotography. Also, do everything with my little mate, Max. Also, Ultra-Gay. He/Him.
CESifo @cesifo.org CESifo is a global, independent research network with members from across the world. Our mission is to advance international scientific knowledge exchange in economics and economic policy.
www.cesifo.org
By Cory Doctorow (GPG 0xBF3D9110957E5F4C) @doctorow.pluralistic.net I post long threads. Writer (sf novels, etc); blogger (pluralistic.net); activist (eff.org). Latest book: "The Reverse Centaur's Guide to Life After AI" Buy my books (DRM-free!) at craphound.com/shop.
Thomas Piketty @thomaspiketty.bsky.social Professor at EHESS & PSE
Co-Director, World Inequality Lab
inequalitylab.world | WID.world
http://piketty.pse.ens.fr/
Judy Schmidt @geckzilla.bsky.social Galactic Janitorial Services
School of Ocean and Earth Science and Technology @soest.hawaii.edu World-class research and academic institution focused on informing solutions to some of the world’s most vexing problems.
📍University of Hawai‘i at Mānoa
🌎 https://www.soest.hawaii.edu
Riding With Robots @ridingrobots.bsky.social Robotic solar system exploration, astrophotography, exasperating earnestness. My day job is impersonating your favorite planets and spacecraft on social media for your favorite government agency. Opinions are my own.
Sarah Kendrew @sarahkendrew.bsky.social European Space Agency Astronomer at the Space Telescope Science Institute in Baltimore, MD. Team Lead for the MIRI instrument on JWST. Runner, dog mum, cyclist. 🇬🇧🇧🇪 Opinions my own. 
Yvette Cendes @whereisyvette.bsky.social Astronomer here! I’m a Hungarian-American radio astronomer, alias /r/Andromeda321 on Reddit. Assistant professor at the University of Oregon 
Jason Wright @astrowright.bsky.social Professor of Astronomy and Astrophysics at Penn State.
Son, father, partner, scientist, teacher, student, human, Earthling.
Mostly posting astronomy. Mostly.
Dr. Jessie Christiansen @aussiastronomer.bsky.social Caltech/IPAC Planet Hunter | Chief Scientist, NASA Exoplanet Science Institute | @TEDFellow | Science consultant | SHERA PI | My views are not the views of NASA | She/her
Aaron Rupar @atrupar.com Independent journalist, SnapStream brand ambassador, and publisher of the Public Notice newsletter https://www.publicnotice.co/subscribe
Rebecca Watson @skepchick.org is this the one that wins
Swapna Krishna @swapnakrishna.com space reporter. covering Artemis II for NatGeo.
occasionally: national geographic, engadget, fast company, wired, science friday, npr. links: http://bio.site/skrishna
also: Star Trek, Star Wars, knitting, books, parenting
the-astro-stud @the-astro-stud.bsky.social 🌌 Cosmology PhD student • Writer
📩 inquiries@theastrostud.com
✨ Stay stellar, homies ✌🏾
Meredith Rawls @merrdiff.bsky.social Astronomer at UW, data pipeline wrangler for Rubin Observatory, satellite mitigation leader via IAU CPS SatHub, mom, violist, Ballardite (Seattle), family cargo e-bike evangelist, Episcopalian, etc. Opinions all mine
Amy Jaffe @amyjaffeenergy.bsky.social Director Energy Climate Justice Sustainability Lab NYU School of Professional Studies 
European Scientific Advisory Board on Climate Change @esabcc.bsky.social https://climate-advisory-board.europa.eu/
Héloïse Fayet @hfayet.bsky.social Chercheuse atomique au Centre des études de sécurité de l’Ifri, passée par le ministère des Armées. Également déléguée générale de WIIS France et membre du Young Generation Leadership Network.
« Pasionaria de la bomba » selon RB.
Ursula K. Le Guin @ursulakleguin.com Ursula K. Le Guin (1929-2018) was a celebrated author of novels, children’s books, poetry and essays. This account is managed by her estate.
https://www.ursulakleguin.com/
The Weekday @professormusgrave.bsky.social Professor of political science. Willing expat becoming an unwilling emigre. Essentially millennial, analytically millenarian. https://musgrave.substack.com
Ben Collins @bencollins.bsky.social Facebook Beef
Mike Madden @mikemadden.bsky.social Deputy climate editor at @nytimes.com
Brian Goldstone @brian-goldstone.bsky.social Author of There Is No Place for Us: Working and Homeless in America • Writer in Residence at Duke University briangoldstone.net
Ben McWilliams @bmcwilliams.bsky.social Affiliate Fellow, studying issues concerning all things (European) energy, climate and clean tech at the Bruegel think tank.
Carbon Brief @carbonbrief.org Award-winning journalism focused on #climatechange, science, energy and policy. Subscribe to our free newsletters: http://bit.ly/CBnewsletters or visit our website: https://www.carbonbrief.org/
Follow our journalists: https://go.bsky.app/6X95R1T
Mayor Zohran Kwame Mamdani @mayor.nyc.gov Fighting every day to deliver a city that working New Yorkers can actually afford. Mayor of New York City.
Chris Nelder @chrisnelder.bsky.social Creator and Host of:
Transition Times and Nelder Notes: @TransitionTimes.bsky.social
Energy Transition Show: @TransitionShow.bsky.social
Energy writer/podcaster/analyst/speaker
Home: www.ChrisNelder.com
Randall Munroe @xkcd.com 
Pluralistic: Daily links from Cory Doctorow – No trackers, no a… @pluralistic.net.web.brid.gy 🌉 bridged from 🌐 https://pluralistic.net/: https://fed.brid.gy/web/pluralistic.net
Star Trek Minus Context @nocontexttrek1.bsky.social Double dumb-ass on you. (And so fourth)
#AltText enthusiast. Also on mastodon, formerly on twitter. Other similar accounts are not me.
The Spaceshipper 🚀 @thespaceshipper.com "One of the great film nerd Twitter accounts" - Vanity Fair
99% space fiction (licenses) and its creation.
Here are all my accounts: http://linktr.ee/thespaceshipper
Welcome to Night Vale @nightvaleradio.bsky.social Turn on your radio and hide. welcometonightvale.com
Atelier d'Ecologie Politique d'Aix-Marseille @atecopolam.bsky.social L’Atelier d’écologie politique d’Aix-Marseille participe à la construction d’une communauté multidisciplinaire du monde académique travaillant ou réfléchissant aux multiples dimensions liées aux bouleversements écologiques.
Sander Tordoir @sandertordoir.bsky.social Chief economist @ Centre for European Reform. Eurozone macroeconomic policies | Role of 🇩🇪 🇳🇱 in EU. Formerly @ECB, @IMF, @Worldbank.
John Scalzi @scalzi.com I enjoy pie.
Social Media FAQ: https://whatever.scalzi.com/2025/04/16/the-official-john-scalzi-social-media-faq/
Mary Quiroga @maryquiroga.bsky.social ‣PhD Candidate in Economics and Public Policy @ University of Michigan
‣Public/Environmental Applied Microeconomist
www.maryquiroga.com
Ember @ember-energy.org Global energy think tank accelerating the clean energy transition with data and policy #CleanPower info@ember-energy.org
https://ember-energy.org/
Rebecca Oppenheimer @roppenhe.bsky.social Astrophysicist, Writer, Degenerate
beccasubstellar.com or rebeccaoppenheimer.com
David Wallace-Wells @dwallacewells.bsky.social New York Times Opinion writer and New York Times Magazine columnist. Newsletter on climate and the messy future (https://tinyurl.com/dwwnyt). Author of The Uninhabitable Earth.
https://www.nytimes.com/newsletters/david-wallace-wells
Christina Lu @christinalu.bsky.social energy and environment reporter @foreignpolicy.com // say hi at christina.lu@foreignpolicy.com
Jonas Nahm @jonasnahm.com Associate Professor at Hopkins/SAIS. Former White House industrial strategy economist. Industrial policy, trade, climate, economic security. Views my own. DC | HNL. 🏳️🌈
Clarkesworld @clarkesworldmagazine.com Neil Clarke: Editor of Clarkesworld Magazine, The Best Science Fiction of the Year series, and more. Four-time Hugo Award Winner for Best Editor Short Form. Four-time Chesley Award-winning art director.
clarkesworldmagazine.com
neil-clarke.com
Brian McNoldy @bmcnoldy.bsky.social Univ. of Miami hurricane researcher 🌀 living in New Mexico 🏜.
Husband and dog dad. 🏳️🌈
https://bmcnoldy.earth.miami.edu/
Sarah Griffin @smgriffin.bsky.social Views are my own
Steve Bowen @stevebowen.bsky.social Work: Chief Science Officer @GallagherRe
Alumnus: Notre Dame (MSc: Business Analytics). Florida State (BS: Meteorology).
Healthy Obsessions: Weather & Climate Nerdery. Metallica. Notre Dame. Chicago Sports (Blackhawks, Cubs, Bears, Bulls).
Views: Mine
Dr. Jeff Masters @drjeffmasters.bsky.social Extreme weather and climate change expert writing for Yale Climate Connections. Co-founder, Weather Underground; former hurricane hunter.
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
Nick O'Donovan @nickod.bsky.social Political scientist and occasional policy wonk, interested in big tech, the digital economy, taxation and inequality. Author of Pursuing the Knowledge Economy: https://www.agendapub.com/page/detail/pursuing-the-knowledge-economy/?k=9781788215145
@DrNickOD
Richard Tol @richardtol.bsky.social Professor Dr Richard S.J. Tol FREcon MAE
Economist interested in energy, environment, and climate
EBS19 (E4 B3 S12), H127
ORCID https://orcid.org/my-orcid?orcid=0000-0002-8012-3988
Centre for Complex Systems Studies @ccss-uu.bsky.social The Centre for Complex Systems Studies (CCSS) stimulates and facilitates the collaboration on complexity science over the boundaries of disciplines. Learn more: uu.nl/en/research/centre-for-complex-systems-studies-ccss
Stephen Jarvis @stephenjarvis.bsky.social Assistant Professor in Environmental Economics at LSE. Posting mostly about energy/enviro research. https://stephenjarvis.github.io/
Branko Milanovic @brankomilan.bsky.social 1) Income inequality; 2) Politics; 3) History; 4) Soccer.
Author of "Global inequality" and "Capitalism, Alone" (2019).
Stone Center, CUNY; LSE, London
NBER @nber.org The National Bureau of Economic Research is dedicated to conducting and disseminating nonpartisan economic research.
nber.org
Graham Watkins @grahamwatkins.bsky.social Principal, Watkins Advisory | Development economist | Structural transformation & green transition in LAC | gwatkins.substack.com | Former IDB Climate Chief
Heard Island Government @heardislandgov.bsky.social Official Gov Description: Flight challenged colony of biracial nudists.
Status: Tariff & Human Free. Sovereign; yet protected by AU. “Flippers Up”
SIGN to protect our Island’s Marine Reserve https://wwf.org.au/get-involved/an-antarctic-safe-haven/
Christopher Flavelle @cflav.bsky.social New York Times reporter, covering the federal government.
Mark Carney @mark-carney.bsky.social Prime Minister of Canada and Leader of the Liberal Party | Premier ministre du Canada et chef du Parti libéral
markcarney.ca 
Ryan Enos @ryanenos.bsky.social Social Scientist, Harvard University
https://www.ryandenos.com/
https://ryandenos.substack.com/
Center for Effective Global Action @cega-uc.bsky.social We generate innovative research policymakers use to reduce global poverty.
Follow our #openscience (@ucbitss.bsky.social) & #inequality initiatives (@berkeleyolab.bsky.social).
Learn more at https://cega.berkeley.edu/.
David Roberts @volts.wtf I run a newsletter/podcast called Volts about clean energy & politics. Subscribe & join the community at http://volts.wtf!
Zack Labe @zacklabe.com Climate Scientist at @climatecentral.org | PhD | Passionate about improving science communication through data-driven stories | Harrisburg, PA | https://zacklabe.com/
Views, thoughts, and opinions expressed here are only my own.
derek guy @dieworkwear.bsky.social Menswear writer. Editor at Put This On. Words at The New York Times, The Washington Post, The Financial Times, Esquire, and Mr. Porter.
If you have a style question, search:
https://dieworkwear.com/ | https://putthison.com/start-here/
Phil Plait @philplait.bsky.social Bad Astronomer (formerly @BadAstronomer), SciCommer, Dork. Crash Course Astronomy guy. He/him. Newsletter: badastronomy.beehiiv.com
I'm self-employed so my opinions do in fact represent my company's.
Raphaëlle Martínez @raphaelle1101.bsky.social 
Florence Rabier @frabier.bsky.social 
ECMWF @ecmwf.int European Centre for Medium-Range Weather Forecasts
For press enquiries or for general queries to the Service Desk, please visit http://ecmwf.int/en/about/media-centre
Jonathan McDowell @planet4589.bsky.social Astrophysicist
Support the work of Jonathan's Space Report:
https://www.gofundme.com/f/fund-jonathans-space-report-library-transition
Bruegel @bruegel.org Independent and non-doctrinal international economics think-tank with a mission to improve economic policy.
www.bruegel.org
Mark Lubell @envpolicycenter.bsky.social Professor Mark Lubell co-directs the UC Davis Center for Environmental Policy and Behavior. Water, agriculture, climate, conservation, social science. Thinkology. Advocate for truth and evidence. https://environmentalpolicy.ucdavis.edu/
J-PAL @j-pal.bsky.social We are a global poverty research center at MIT that conducts randomized evaluations and builds partnerships to bring innovative, effective programs to scale.
Carolyn Kousky @ckousky.bsky.social Insurance nerd. Nature lover. Risk manager. Mother. Trying to be an optimist.
carolynkousky.com
Founder of Insurance for Good.
Vel Gnanendran @velg.bsky.social UK Executive Director to the World Bank Group. General development/climate geek. Now in 🇺🇸. Was in 🇹🇿🇵🇰🇦🇫🇳🇬.
PLOS Climate @plosclimate.org Non-profit, Open Access and multidisciplinary journal for climate research.
We're an action-oriented community with high methodological and ethical standards, aiming to empower urgent action on climate change.
Homepage 👇
plosclimate.org
Selma Mahfouz @selmamahfouz.bsky.social 
Michael Chaitkin @mchaitkin.bsky.social Primary health care @gatesfoundation. Parent to one human and one goldendoodle. Happiest surrounded by trees. Opinions are my own.
Stephen Walt @stephenwalt.bsky.social Harvard professor, realist, FP columnist. Tennis enthusiast, amateur musician, proud dad, & grateful husband. Troubled by the state of the world & looking for solutions. For speaking engagements contact John Bute at john@chartwellspeakers.com- K Kristie Ebi @krisebi.bsky.social Climate scientist focusing on health risks, adaptation, mitigation, co-benefits, scenarios
Max Boykoff @maxboykoff.bsky.social I research climate change thru several projects; Prof in Environmental Studies and CIRES Fellow at CU Boulder, IPCC AR6 WGIII Contributing Author. Born at 328 ppm. drawings credit: John Cook [big], Cal Brackin [small]
Erin Lockwood @erinkaylockwood.bsky.social Assistant professor of Political Science at the University of California, Irvine | researching and teaching IPE, financial politics, global inequality | plants, birds, snacks, sci-fi, quilting | poet | she/her
https://faculty.sites.uci.edu/erinlockwood/
Ed Carr @edwardrcarr.com US Center Director and Senior Scientist, Stockholm Environment Institute | Interim Chair, STAP/GEF | CLA IPBES Transformative Change Assessment | LA IPCC AR6 WGII | Masters T&F All-American | Hopelessly realistic optimist
www.edwardrcarr.com
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
Kate Mackenzie @katemac.bsky.social finance, energy, climate, geopolitics, industrial policy
@thepolycrisis.bsky.social
in Australia -> DMs hard to retrieve, best to email
Robert Metcalfe @rmetcalfe.bsky.social Economist, Prof at Columbia University.
Chief Economist: Centre for Net Zero (Octopus Energy Group).
Co-editor: Journal of Public Economics.
1st gen, 🏴
https://www.rmetcalfe.net/
Climate Risk Economics @climateeconomics.bsky.social Science, analysis, and news around climate change's impacts on the economy, focusing on growth, inflation, investment, companies, consumers #ClimateRisk #ClimateImpacts
Michael White @mwclimatesci.bsky.social Climate science editor for @nature.com, handling submissions on atmospheric science, oceanography, the cryosphere, and hydrology. Podcast archive at https://forecastpod.org/.
Heleen de Coninck @heleendeconinck.bsky.social Researcher in climate policy, innovation and transition studies. Prof at TU Eindhoven, Radboud University, vice-chair Netherlands Scientific Climate Council
Climate Action Network (CAN) Europe @caneurope.org Europe's leading NGO coalition fighting dangerous climate change!
Stefan Ambec @ambec.bsky.social Environnemental Economist at INRAE & Toulouse School of Economics
Director TSE Energy and Climate Center
CEPR, CESifo, EfD
Etienne Espagne @espagneetienne.bsky.social Senior climate economist, World Bank, Co-director #C3A program, on leave @AFD, associate researcher @CERDI, tweets perso
Celine Guivarch @celineguivarch.bsky.social Climate Change economist. IPCC AR6 and AR7 mitigation report author.
Harald Winkler @haraldwinkler.bsky.social Professor at University of Cape Town researching climate change, mitigation, poverty, just transitions, inequality, global stocktake. Views are mine. Repost ≠ endorsement
Jochen Flasbarth @jochenflasbarth.bsky.social Staatssekretär im Bundesministerium für Umwelt, Klimaschutz, Naturschutz und Nukleare Sicherheit. Hier privat. State Secretary at the Federal Ministry for Environment, Climate, Nature Conservation and Nukleare Safety. Views are my own.