Dr Chris Macdonald @drchrismacdonald.bsky.social 👨🔬 Scientist | Founder | Author
🏥 Health Tech🍴Better Protein
🏆 40 Under 40 in Science
🥇 Innovation of the Year
📍 University of Cambridge
🎯 On a mission to provide 1M free treatments in 2026
🔗 DrChrisMacdonald.com
Mainstream @mainstreamlabour.bsky.social The home for Labour’s radical realists - united by values, driven by change.
Join us to unlock the transformative potential of the Labour Party.
http://mainstreamlabour.org/
Jordan Wood @thecrossoverappeal.com Founder + EIC: non-trivial.games
YouTube: TheCrossoverAppeal.
thecrossoverappeal.com for recs + essays
Games writing, music writing. Formerly games studies.
Bylines: Pixelbyte Gaming, JetsonPlaysGames, Exploits, Uppercut, Barely Textual.
🏳️🌈🇲🇽
the modern peer @themodernpeer.com the modern peer is a scientist-led blog dedicated to making academia and scientific publishing more transparent and accessible.
Subscribe here: https://www.themodernpeer.com
And reach out if you would like to contribute with a guest post!
ScholarAI Research Agent on Bluesky @scholarai.bsky.social Community Notes for Science. Tag @ScholarAI anywhere on Bluesky Social to get evidence-based answers automatically. Follow for science updates.
Maike Osborne 🏳️⚧️🏳️🌈 @maosbot.bsky.social Mother, wife, Australian, Professor of Machine Learning in Oxford. Long Covid, trans rights, music, reggae, AI must be good for humans, https://www.robots.ox.ac.uk/~mosb. She/her
Patriotic Millionaires @patrioticmillionaires.org We're a group of American millionaires fighting to tax the rich, pay the people, and spread the power!
PLOS One @plosone.org A global, inclusive community of researchers who believe rigorous research deserves to be discoverable, widely disseminated and freely accessible, working to advance science for the benefit of all.
Kenton Varda @kentonvarda.com Tech lead for workers.cloudflare.com
Also made: capnproto.org, lanparty.house, sandstorm.io
@KentonVarda on Twitter.
Ursula von der Leyen @vonderleyen.ec.europa.eu President of the @ec.europa.eu
Mother of seven. Brussels-born. European by heart. 🇪🇺
Alf Eaton @invisiblecomma.bsky.social data percolator
Lindsay Howell @lindsay-howell.bsky.social Editorial Community Manager @ PeerJ
Publishing, Open Access, Journal Development, Editorial, Comms, Photography. All views are my own.
PLOS Biology @plosbiology.org A leading life science journal that champions inclusive, high-impact research across all disciplines—from molecules to ecosystems. We offer innovative formats and collaborative editorial support to ensure your work achieves its full scientific impact.
Nathaniel Gore @thengore.bsky.social Publishing, product development, cricket, critters, birding, photography, music. My latest seasonal Spotify Playlist - Winter 2024: https://open.spotify.com/playlist/37i9dQZEVXbciCpy6hsF49?si=e2f35568975b
Steve on Managing Products @sjohnson717.bsky.social I help teams overcome the chaos in managing products. Author, speaker, guitar player, clean-shaven since 2024.
Website: www.productgrowthleaders.com
My latest ebook: https://www.productgrowthleaders.com/srpm
Hà Phan @hpdailyrant.bsky.social Musings about Design & Product. Currently at Zillow, Design Tech & AI.
Richard Sever @richardsever.bsky.social Chief Science and Strategy Officer, openRxiv. Co-Founder, bioRxiv and medRxiv.
Alexander Belogubov @alexbelogubov.bsky.social Building
Refgrow.com — Grow your revenue with referrals
Replymer.ai — AI reply agent
Replymer.com — Human replies that sell
@usrbinkat.io @usrbinkat.io 🧙♀️ Open Sourceress
🚀 Ms. (f)Rizzle @Cisco
🏳️⚧️ Blame for Oops & Ops my own
🤗 Seize the means of computing
👩💻 K8s/AWS/Azure Platform Engineer
📖 https://blog.usrbinkat.io/en/page/about
🍿Watching Dystopia IRL
🧠 Neuro Spicy Autist
📍 Sacramento ☀
Nathan Lambert @natolambert.bsky.social A LLN - large language Nathan - (RL, RLHF, society, robotics), athlete, yogi, chef
Writes http://interconnects.ai
Prev Ai2/Olmo, HuggingFace, Berkeley, and normal places
J. Nathan Matias @natematias.bsky.social I work with communities on science for safer, fairer digital environments.
Founder: CAT Lab. Radcliffe Fellow, Harvard. Assoc Prof, Communication, Cornell · Guatemalan-American · Ultracyclist
🐘@natematias@social.coop
natematias.com
citizensandtech.org
Ted Underwood @tedunderwood.com Uses machine learning to study literary imagination, and vice-versa. Likely to share news about AI & computational social science / Sozialwissenschaft / 社会科学
Information Sciences and English, UIUC. Distant Horizons (Chicago, 2019). tedunderwood.com
Jerry Nevins @jerrynevins.bsky.social What’s On My Mind: Basing marketing and communications theory in neurobiology, specifically Active Inference. What I Do For A Job: Group Director of Marketing Effectiveness and Intelligence at VML.
Dr. Robert D. Bullard @drrobertbullard.bsky.social Director of Bullard Center Texas Southern University, professor, author of 18 books, NBEJN #HBCU Climate Change Consortium, #ClimateReality Board, AAAS, National Academy of Medicine, TIME Earth Award, Father of Environmental Justice, US Marine Corps Vet.
Brendan Graham Dempsey @brendangdempsey.bsky.social Brendan Graham Dempsey is a writer, poet, farmer, and the director of Sky Meadow Institute, an organization dedicated to promoting systems-based thinking about the things that matter most. 
Alastair Tse @liquidx.net Design & Software & Snowboarding & Maps // Tokyo, Japan.
https://liquidx.net & https://aversion.one
Ryan L. Brown @ryanlinnbrown.bsky.social A very curious social-health psychologist!
🤠 Assistant Professor, Texas Tech University
💫 PI, @starlabteam.bsky.social
📄 Associate Editor, British Journal of Health Psychology
🎤 Host, Stress Puzzle podcast
ryanlinnbrown.com
Eli Finkel @elijfinkel.bsky.social Professor: Northwestern, Kellogg School • Director: Litowitz Center for Enlightened Disagreement • Schapiro Fellow: Institute for Policy Research • Book: The All-Or-Nothing Marriage • Podcast: Love Factually
Paul Eastwick @pauleastwick.bsky.social Psychology Professor @ UC Davis studying attraction, relationships, and human evolution. New podcast: lovefactuallypod.com
Vanessa Bohns @profbohns.bsky.social Braunstein Family Professor and Chair of Organizational Behavior at Cornell. Social psychologist studying social influence, compliance & consent. New book “Should I Say Something?" coming Fall 2026! Cat, dog & human mom. www.vanessabohns.com
Adam Grant @adamgrant.bsky.social Organizational psychologist @Wharton. #1 NYT bestseller: THINK AGAIN. Podcasts: Re:Thinking & WorkLife. Diver. Arguing like I’m right, listening like I’m wrong.
Sarah Woods @swoods.bsky.social Associate Professor & Vice Chair of Research, Family Medicine @ UT Southwestern • Families and health researcher • Family therapist • Host of AttachedPodcast.com
@doctormfoconnor @doctormfoconnor.bsky.social Author of The Grieving Brain and The Grieving Body (Available now!)
https://maryfrancesoconnor.org/books/the-grieving-body and Professor of Psychology at University of Arizona
Roxanne Felig @roxannefelig.bsky.social Social psychologist studying gender dynamics and how using social media impacts our sense of self ✨️
Dan Lametti @daniellametti.com Professor of Cognitive Psychology at Acadiau.ca. Psycholinguistics. Speech Processing. Human-AI interaction. Running. www.lamettilab.com
Halifax, NS.
Dr. Allison Master @allisonmaster.bsky.social Principal Education Researcher at IACE, Associate Prof at U of Houston, studying how to motivate students in STEM. Academic mama. Bookworm. Every mistake, we must surely be learning. She/her/hers. Views expressed here are my own. Abolish ICE.
Dr. Kathryn Ross @drkathrynross.bsky.social Clinical psychologist & #publichealth researcher, focused on using #digitalhealth and newer technologies to help people make and maintain healthy eating and physical activity habits. She/her. Opinions are my own. 🏳️🌈
Mary C. Murphy @marycmurphy.bsky.social Author, CULTURES OF GROWTH | Latina professor @IUPsych | Founder @EquityAccelerator focused on improving education, organizations, and inequality | Texan @ ❤️ | https://marycmurphy.substack.com/
Eiko Fried @eikofried.bsky.social Professor of Mental Health & Data Science at Leiden University. Studying mental health problems as systems (http://eiko-fried.com). Building an early warning system for depression (http://WARN-D.com).
Lizbeth ‘Libby’ Benson, PhD @leb112358.bsky.social assistant professor @d3center.bsky.social @UMich | EMA & intensive longitudinal methods | personalized #mHealth #DigitalHealth interventions | data viz | #BehavioralScience | she/her/rescue dog mom🦮🐕🦺
lizbethbenson.com, https://d3c.isr.umich.edu/
Dr Ben J Searle @drbensearle.bsky.social Organisational Psychologist: expertise in #burnout, psychosocial hazards, and assessment development. Persistence hunting my best self. #IOPsych
He/him
https://mindonthejob.com
Emma Barratt @ebarratt.bsky.social Editor of the British Psychological Society's Research Digest.
Previously Editor/astronaut botherer at the European Space Agency, Writer at SciShow, and more.
Nora Bradford @norabradford.bsky.social teaching faculty @ UPenn
Ph.D. in Cognitive Science from UC Irvine w/Megan Peters
science writer (words in Scientific American, Science News, Nat Geo and other outlets)
studied phil + neuro + psych @ UChicago - she/they
norabradford.com
Marie Simon @holyhologram.bsky.social 💥 Science writer, currently locked in a lab with neuroscientists. | Regurgitating ideas @lepavenumerique.com | Former editor-in-chief of @motherboard.bsky.social France 
Liberty Severs @libertysevers.bsky.social Philosopher of biology and cognitive scientist. PhD Fellow at Uni. Lisbon/Bochum. Learning, decision-making, agency and control.
Co-founder @nonneuralcognition.bsky.social, VP @ispsm.bsky.social.
Dr. Helena Hartmann (she/her) @helenahartmann.com Neuroscientist, psychologist & science communicator ✨
www.helenahartmann.com
Pain & expectations in the (social) 🧠
Postdoc @ulrikebingel.bsky.social's lab & @SFB-TRR-289.bsky.social 💊
Explaining science with fictional stories 📖 @scienceandfiction.net
Mitch Prinstein @mitchprinstein.bsky.social Father, husband, and psychology professor (clinical/developmental). Senior Science Advisor of the American Psychological Association
Ciencia Cognitiva @cienciacog.bsky.social Ciencia Cognitiva pretende acercar la ciencia cognitiva al público de habla castellana | cienciacognitiva.org
Eli Sugerman @elisugerman.bsky.social Behavioral scientist/PhD candidate at Columbia studying judgment & decision-making for climate
elisugerman.com
Jake Reynolds @jakereynolds.bsky.social Researching Green Behaviors @ Columbia Business School, New York 🗽
Columbia PhD Behavioral Marketing & Data Science 📈 | University of Cambridge BA 🎓
Behavioural Insights Team Alum 📊 Energy, Transport, and Sustainability Policy
Lewis | Idea Illustrator @mntlmodels.bsky.social Mental Models & Behavioural Science
→ dblthink.substack.com
Lars Tummers @tummers.bsky.social 👨🎓 Professor at Utrecht University.
Scientific articles via https://scholar.google.com/citations?user=PpP0E4sAAAAJ&hl=nl
Book “Understanding Public Leadership”, with Paul ‘t Hart
Newsletter about being too busy via
www.larstummers.com
Katharine Hayhoe @katharinehayhoe.com climate scientist
posts 100% my own
🇨🇦 is my home
distinguished professor & chair, Texas Tech
chief scientist, The Nature Conservancy
board member, Smithsonian NMNH
advisor, Lawson Climate Inst UofT
alumna, UToronto and UIUC
author, Saving Us
David Ho @davidho.bsky.social Climate scientist; ocean carbon cycle and climate solutions. Professor @soest.hawaii.edu, University of Hawaiʻi at Mānoa; Visiting Faculty, Arizona State University. https://linktr.ee/david_ho
David Roberts @volts.wtf I run a newsletter/podcast called Volts about clean energy & politics. Subscribe & join the community at http://volts.wtf!
Kendra "Gloom is My Beat" Pierre-Louis @kendrawrites.com Climate journalist based in NYC. Only speaking for myself. If the NYT has no haters I'm dead.
Tips? Reach me on Signal kendrawrites.04
Robinson Meyer @robinsonmeyer.bsky.social I’m the founding executive editor of Heatmap News, a contributing Opinion writer for The New York Times, and the cohost of the Shift Key podcast.
📍NYC
Amy Westervelt @amywestervelt.bsky.social Investigative climate reporter. Ida Tarbell stan. Run Drilled.media, contrib lots of places. Author "Brought To You By" @bloomsburybooksus.bsky.social. Pod: https://push.fm/fl/drilled. YT:@DrilledMedia. Signal: adubs.78.
Leah Stokes @leahstokes.bsky.social Professor of climate + energy policy at UCSB. Alumni of MIT, Columbia and UToronto. Hosts "A Matter of Degrees" podcast. Cuts carbon pollution! Proudly 🇨🇦 Gardener 🌱 leahstokes.com; Newsletter: electricnotes.news
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/
Simon Evans @drsimevans.carbonbrief.org Press Gazette energy & environment journalist of the year 2022
Highly commended:
Society of Editors 2025
Shortlisted:
Press Awards 2025
Press Gazette 2025
AOP 2025
Deputy Ed + Snr Policy Ed, Carbon Brief
simon.evans@carbonbrief.org
Jesse D. Jenkins @jessedjenkins.com Macro-energy systems engineering, optimization & policy. Associate professor at Princeton University. Leads the ZERO Lab. Co-hosts SHIFT KEY podcast. Time100 Next & TIME100 Climate honoree. More at linkedin.com/in/jessedjenkins & zero.lab.princeton.edu
Akshat Rathi @akshatrathi.bsky.social - Senior climate reporter, Bloomberg News
- Newsletter http://bit.ly/bbg-zero
- Podcast http://bloomberg.com/zero-podcast
- Book https://akshatrathi.com/book
- akshat.rathi@pm.me
Richard Waite @waiterich.bsky.social Director, Agriculture Initiatives, World Resources Institute. Working with colleagues around the world to create a sustainable food future. DC-based. Own views.
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
James Temple @jtemple.bsky.social Climate and energy editor, Reno bureau chief, MIT Technology Review. Ski bum. Dog dad.
Please send tips (not PR pitches) through Signal: jtemple.99
Gavin Schmidt @climateofgavin.bsky.social Climate scientist, juggler. Bikes etc. Blogging at https://www.realclimate.org - data visualization, explainers, and debunking.
Andrew Dessler @andrewdessler.com Prof of Atmospheric Sciences & climate scientist @ Texas A&M; AGU and AAAS Fellow; Native Texan; find out what I think at https://www.theclimatebrink.com/
Kelly Hereid @kellyhereid.bsky.social Climate scientist, geologist, and catastrophe modeler, Liberty Mutual. Posts on all things hurricane, wildfire, flood, earthquake, tornado. Sassy takes are mine not employer's.
📍Oakland, CA
Website: hereidk.strikingly.com
Alissa Walker @awalkerinla.bsky.social I'm a writer and a walker in LA. Tracking the city's megaevent progress at Torched. LA Podcast co-host, new episodes drop every Monday. LAUSD mom. @awalkerinla everywhere else. Sign up for my newsletter at torched.la 🔥
Lissa Harris 🌈🗑️🔥⚔️🐀 @lissaharris.bsky.social COP is stored in the ovaries
pompe à chaleur. recovering local digital news reporter. rural volunteer firefighter. Gideon the Sixth. your favorite deep state climate bureaucrat’s favorite shitposter
she/her/bro 🔌⚡️
Madison Condon @madisoncondon.bsky.social climate risk, corporations, use & abuse of science & econ in the administrative state
papers: https://papers.ssrn.com/sol3/cf_dev/AbsByAuth.cfm?per_id=1654671
sometimes I am here and sometimes I am not
David Weiskopf believes in you @dave.bzky.team If a box on a curb with "Free Meyer Lemons" written on it were a guy
(personal account, obviously)
Dr. Samantha Montano @samlmontano.bsky.social Working on disaster justice & the climate crisis. Emergency Management PhD. Author of 📚DISASTEROLOGY 📚 she/her
Josh Busby @busbyj2.bsky.social Professor at the University of Texas-Austin. Former Senior Climate Advisor DOD. Climate security, climate governance, clean energy, global health, US foreign policy. Author of States and Nature: The Effects of Climate Change on Security (Cambridge, 2022).
Michael Wara @michaelwara.bsky.social Works at Stanford on equitable climate and energy law/policy with a big helping of wildfire and insurance.
Juan Moreno-Cruz @jmorenocruz.bsky.social Canada Research Chair in Energy Transitions
University of Waterloo.
https://morenocruz.org
Kevin J. Kircher @kevinjkircher.com Engineering prof (mechanical + electrical) at a big Midwest state school. Energy, climate, buildings, power grid, control, optimization, data science. He/him. Personal account. https://kevinjkircher.com/ Email: my last name at purdue dot edu
Gernot Wagner @gwagner.com Climate economist, Columbia
https://gwagner.com
It's pronounced "juggernaut" without the "jug"
Dr. Dawn Wright @deepseadawn.bsky.social Seafloor mapper, Chief Scientist of smart mapping company Esri, Oregon State U. GIS/oceans professor, EC50, cyclist, 1st Black submersible diver to Challenger Deep, builds w/LEGO, raised in Hawaii. NAS, NAE, ORCID 0000-0002-2997-7611; She/her; views mine
Ken Caldeira @kencaldeira.com Mostly mentoring a group of postdocs.
Conceptual Investigations Unit, housed at Stanford.
Senior Scientist at Gates Ventures.
climate / energy / etc
https://ciunit.org
Posts imperfectly represent the views of my former self and not my employer.
Sara Hastings-Simon 🇨🇦 @shastingssimon.bsky.social Currently on partial medical leave and Associate professor, Dept of Earth, Energy, and Environment, University of Calgary; co-director Electricity Centre; energy/mid-transition/carbon/innovation policy + bikes.
Ramez Naam @ramez.bsky.social Author of the Nexus trilogy. Climate tech investor, author, and activist. Optimistic about the future. 
Dana R. Fisher (aka the Apocalyptic Optimist) @fisherdanar.bsky.social Director, Center for Environment Community, & Equity and Professor, AU | NonRes Sr Fellow, Brookings | IPCCWG3 AR6 | www.danarfisher.com | TED Talk on being an Apocalyptic Optimist : go.ted.com/danarfisher
Arkady Martine | Dr. AnnaLinden Weller @byzantienne.bsky.social speculative fiction (Teixcalaan series, ROSE/HOUSE), climate & energy policy (all statements my own), Byzantinist (nonpracticing but never not true).
unfortunately, I care about power lines now
she/her. halfway between Santa Fe and NYC.
Danny Cullenward @ghgpolicy.org Forensic climate economist and lawyer • The carbon accounting canary in your climate policy coal mine • https://ghgpolicy.org
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
Jordan Carlson @jordantcarlson.bsky.social Canadian postdoc in Japan.
Energy, sustainability, unrelated ramblings.
Chelsea Harvey @chelseaeharvey.bsky.social Climate & extreme weather reporter | POLITICO | PEN Guild | Former (and forever) E&E News | NYC via NC SC AL WV
TIPS: charvey@politico.com | chelseaeharvey@protonmail.com |
Signal @chelseaeharvey.01
ClimateFran @climatefran.bsky.social professor @UCDavis | climate change economist / scientist / general nerd | White House CEA 2022-23
https://franmoore.faculty.ucdavis.edu/
Meg RW @hedgewitch.bsky.social Mommy
Community Organizer - Climate, Abolition, Housing, Unions in Southern Ontario.
Very sweary.
Plants!- G g.na @gina.bzky.team Offline until locked accounts and/or “remove follower” are user options.
Joseph D. Ortiz @earthsciinfo.bsky.social NatGeo Explorer, Oceanographer, Climate Scientist; Env. Remote Sensing; Energy & Sustainability; husband, father #FirstGen, Views my own; Google scholar: https://scholar.google.com/citations?hl=en&user=qMBuSe4AAAAJ
Jeremy Wallace @jeremywallace.bsky.social China, climate, stats, and cities. Johns Hopkins SAIS, Good Authority. No Kings.
Rebecca Bratspies, Author @rbratspies.bsky.social Professor, Tulane Law | award-winning scholar, author, speaker
scuba diver | environmental justice, climate justice, human rights, NYC history, urban policy, comic books | mom | optimist (mostly) www.RebeccaBratspies.com
Steve Cicala @stevecicala.bsky.social Vontobel Foundation Professor of Sustainable Economics
University of Zurich
Tufts University (on leave)
https://www.stevecicala.com
http://goingelectric.substack.com
Jenny Chase @solarchase.bsky.social Solar and clean power analyst at BloombergNEF, goose keeper. Author of a book, "Solar Power Finance Without the Jargon". Opinions all my own.
Ayana Elizabeth Johnson @ayanaeliza.bsky.social Marine biologist, writer, policy nerd. Co-founder Urban Ocean Lab, think tank for the future of coastal cities. In love with climate solutions.
Allison Good @allisonwgood.bsky.social Platts senior energy finance reporter in the DC area covering power and renewables. Opinions mine.
🐈: Tipitina
Tips? Message me on Signal at allison.823
https://www.spglobal.com/marketintelligence
Paul Kelleher @paulkelleher.net Moral & political philosophy, climate econ, bioethics
Author of *The Social Cost of Carbon* (OUP 2025) | Posting in personal capacity
Likes: Boston Celtics ☘️, Maine (from whence I come), bouldering, ebikes, funding public ed.
paulkelleher.net