Jacob Aron @jjaron.bsky.social Senior editor at New Scientist
International Journalism Festival @journalismfestival.com International Journalism Festival #ijf27 | 21st edition | 14-17 April 2027
journalismfestival.com
Katya Zimmer @katarinazimmer.bsky.social Science and environment journalist covering discoveries, problems, and solutions
- T Paul Tullis @tullis.bsky.social dormant account of ex-journalist
contact and archive: paultullis.net
Joel Werner @joelwerner.bsky.social NOW: Executive Producer, ABC Audio Studios
THEN: Science Vs (Gimlet/Spotify Studios) // ABC Science
ALWAYS: Bass guitar / backing vocals for WIFEY
Rachel Williamson @racheljourno.bsky.social Founder of PHASE3 podcast: https://open.spotify.com/show/0D0CJ8feojwnHEJLFtOEL9
Now deep diving into renewable energy for Renew Economy and charging policy for The Driven. All posts deleted after 3 months (except the ones I really like).
Jon Brock @drbrocktagon.bsky.social Sydney based science writer
Felicity Nelson @frogsandstars.bsky.social Award-winning freelance science & medical journalist | Bylines in Nature, Medscape, C&EN, Veritasium, ScienceAlert, The Guardian, ABC News, The Sick Times | http://frogsandstars.com (she/her)
Lyndal Rowlands @lyndalrowlands.bsky.social Journalist. Al Jazeera. Drilled.
Previous: ABC (Australia). IPS UN correspondent.
www.lyndalrowlands.com
Matthew Ward Agius @wardagius.bsky.social Reporter
Me: wardagius dot com
AUS <> GER
Fran Molloy @franmolloy.bsky.social Writer of words. Drinker of gin. Evidence based.
Amy Briggs @abriggsy.bsky.social Passionate science communicator and avid floorball enthusiast!✨🥅
Ruby Prosser Scully @rubyps.bsky.social Health and science reporter 🌝
Got a tip?
Doctor stories: ruby[at]medicalrepublic.com
Anything else: rubyps[at]proton.me
Lee Constable @constababble.bsky.social 🎥 TV/Online Presenter
🧠 Science + Sustainability + Society Edutainer
🌏 Climate communicator
📚 Kids book author
🏳️🌈 Drag King: Milton MANgo's MANager
(She/They)
Health Nerd @gidmk.bsky.social Epidemiologist. Research Fellow. Doctor of Spreadsheets. Writer (Slate, TIME, Guardian, etc). PhD, MPH. Host of senscipod Email gidmk.healthnerd@gmail.com he/him. Find my writing on Substack and Medium.
Isabella Robinson @thesciencerobin.bsky.social Science Communicator • Streamer • Artist • Named a fly after Deadpool
Carly Cassella @carlycassella.bsky.social Reader, writer, nail biter (she/her)
words for sciencealert, biographic, high country news, and more
Natasha Mitchell (she/her) @natashamitchell.bsky.social Australian journo. NOW: host of ABC Radio National's BIG IDEAS, THEN: Founding presenter/creator of All in the Mind & Science Friction podcasts, host of Life Matters, MIT Knight fellow, World Federation of Science Journalists board. Owned by a wolfhound-x.
Michael Slezak @mikeyslezak.bsky.social Environment reporter for ABC in Australia, doing a mix of news and investigations.
+ Co-chair ABC MEAA House Committee
+ Federal President Media, MEAA
Opinions mine.
✍️ https://www.abc.net.au/news/michael-slezak/9641812
✊ https://www.meaa.org/join
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.
Benjamin Pope @benjaminpope.bsky.social Australian astronomer
he/him
Sydney/Gadi
Seamus Byrne @seamusbyrne.me Human intelligence for a synthetic age. Analyst exploring the friction between humans and AI. PhD candidate at UNSW / ADM+S researching generative authenticity. Regular on ABC radio. Living on Gundungurra land.
Dana Bergstrom @danambergstrom.bsky.social Scientist, ecologist, Antarctica, impacts of climate change & writer of musicals
Antarctica, Beneath the Storm (Cast Album) out now!
Antarcticamusical.com
#BluePlanetNeeds💙OurLove Lutruwita/ Tasmania.
Ruth Dawkins @dorkymum.bsky.social Freelance writer & blogger • Science, environment, travel, books, family, islands • Green, socialist, feminist • Trans rights are human rights • Free Palestine • She/her • Lutruwita/Tasmania via Scotland • #MDANT • dorkymum.com • ruthdawkins.net
tessa @tesskou.bsky.social Science Journalist🔬🦠
https://muckrack.com/tesskou
📷 Wildlife Photography 🦋
♥️ 🦇 #Nature, #Climate, #Health, #SciComm, #Sciart, #WildOz 🕷️ 🐙 🐧
🎓MSciComm, BSc. Zoology & Genetics 🐋
🌿 Views my own 🦎 Narrm 🇦🇺 ♾🧠 🌈ally
Dr Space Junk (Alice Gorman) @drspacejunk.bsky.social Space archaeologist | Global Expert Group for Sustainable Lunar Activity | Asteroid 551014 Gorman | Dr Space Junk vs the Universe. https://mitpress.mit.edu/9780262539654/dr-space-junk-vs-the-universe/ | Blog https://zoharesque.blogspot.com/
La Chelle Dame Sans Merci @chelleraiser.bsky.social Chelle Starr. Head journalist at ScienceAlert. Bugs, books, black holes, and mayhem
Ian Mannix @sedvitae.bsky.social AUSTRALIA. Former editor Cosmos science news. Ex ABC News, Mgr ABC Local Radio 2002-2017, mgr ABC Emergency broadcasting. Worked in PNG, Timor-Leste, Myanmar. Books: Best Australian Bushfire Stories, Best Aust Flood Stories. Kaurna country.
Jo Chandler @jochandler.bsky.social Journalist Nature, YaleE360, ABC, Guardian, NYT, The Atlantic, The Monthly, Age & Sydney Morning Herald. Journalism educator @ University of Melbourne. ALARMED warminista. Science enthusiast. PNG lukim yu; TB survivor & advocate www.jochandler.com.au
Donna Lu @donnadlu.bsky.social Writer / Journalist at Guardian Australia. donna.lu@theguardian.com.
James Bradley @ghostspecies.bsky.social Author of Wrack, The Deep Field, The Resurrectionist, Clade and Ghost Species. Editor of The Penguin Book of the Ocean. New book, Deep Water: The World in the Ocean, coming 2024. He/him. https://linktr.ee/jamesbradley
Jenny Sinclair @jennysinclair.bsky.social Wait, what?
https://jennysinclair.substack.com
Research and higher ed skeets at: @jsResearchPro.bsky.social
A/Prof Jen Martin #scicomm @scidocmartin.bsky.social Mum • Scientist • Ecologist • Science Communicator • Leader, UniMelb Science Communication Teaching • Co-host, Let's Talk SciComm podcast @letstalkscicomm.bsky.social • Dr Jen on 3RRR 📻 • Author of 'Why Am I Like This?' • MC • Writer • Runner 🏃♀️ • she/her
Michael Irving @mikeirvo.bsky.social Science journalist and copy editor at ScienceAlert. Attempted author. Obsessive Simpsons collector.
Adam Morton @adammorton.bsky.social Guardian Australia climate + environment editor. Clear Air newsletter/column writer. Tasmanian Inquirer co-founder.
Lisa Cox @lisacox.bsky.social Climate and Environment Correspondent at Guardian Australia. Tips: lisa.cox@theguardian.com
Graham Readfearn @readfearn.bsky.social Climate and environment correspondent @australia.theguardian.com https://bit.ly/2pO0NaF Dad. Burnley fan based in Brisbane. Opinions mine.
Natasha May @natashamay.bsky.social Health reporter at Guardian Australia
Justine E. Hausheer @justinehausheer.bsky.social Science writer & author. Princeton & SHERP alum. Book on Australian threatened species, The Vanishing Wild, out in 2026 w/ @newsouthpublishing.bsky.social 🦜🦋🐍🦘http://www.justinehausheer.com (Views mine.)
James Bullen @jamesbullen.bsky.social Senior Producer, ABC Science.
Lauren Chaplin @laurenkchaplin.bsky.social Senior comms coordinator at the Garvan Institute, telling the human stories behind the science.
Former tech journo. Long-time dachshund enthusiast.
Lydia Hales @lhales.bsky.social Freelance science journalist, editor & em dash enthusiast living in lutruwita. Equally happy to hear about your research or your unhinged D&D campaign.
🏳️🌈🌊🐦⬛
Drew Rooke @drewrooke.bsky.social Assistant Science & Technology Editor at The Conversation. Author of A Witness of Fact (2024) and One Last Spin (2018). Ocean swimmer, bird watcher, cyclist and music lover.
🤳 Subscribe to The Conversation's daily newsletter: shorturl.at/Xp6g8 
Fleur Connick @fleurconnick.bsky.social Walkley award-winning journalist | views are mine | ✉️ fleurconnick.journalist@gmail.com
@ms-sara-p.bsky.social @ms-sara-p.bsky.social 
Fun Fact Science with Kovi @funfactscience.com Astrophysics PhD candidate studying stars that go snap, crackle, and pop - communicating scientist - meme aficionado. 
Suzannah Lyons @zthetrain.bsky.social Science journalist and editor living in Melbourne/Naarm via Perth/Boorloo.
Committee member, Science Journalists Association of Australia.
https://www.suzannahlyons.com/
Sana qadar @sanaqadar.bsky.social Host, All in the Mind, ABC Radio National
Smriti Mallapaty @smritimallapaty.bsky.social Reporter for Nature news, covering the Asia-Pacific region, including infectious diseases, biological and environmental sciences, and community stories (smritidotmallapatyatnaturedotcom) Find me on Signal at sfm.100
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
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
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.
Dr. Jonathan Foley @globalecoguy.bsky.social - Executive Director, Project Drawdown drawdown.org
- Climate scientist, working on solutions
- Passionate about science, communication, and hope
- Minnesota based, Maine born
- Personal account / My views
Kate Marvel @drkatemarvel.bsky.social Climate scientist, formerly NASA, currently Project Drawdown. Former astrophysicist, current Earth supremacist. Author of HUMAN NATURE, best book of 2025 according to both Scientific American and my dad https://shorturl.at/aJRYb
Project Drawdown @projectdrawdown.bsky.social 🌍 The world’s leading guide to science-based climate solutions.
Visit www.drawdown.org to learn more
Skylar Knight @skylarknight.bsky.social Science Communications @projectdrawdown.bsky.social
Freelance Writer & Editor
Words in bioGraphic, Sierra, Outside, & more
Alice Korngold @alicekorngold.bsky.social Author. Speaker. Advisor. New & third book! “A Better World, Inc.: Corporate Governance for an INCLUSIVE, SUSTAINABLE, and PROSPEROUS Future.” #DEI #CorpGov #ESG
Climate Forum Uganda @climateforumug.bsky.social This is a youth- led student climate movement using Civil Disobedience as a strategy to protect nature and the planet
Cameron Roberts @bikeademic.bsky.social Sustainability transitions researcher.
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.
Covering Climate Now @coveringclimatenow.org #CCNow is a collab of 500+ media outlets creating an all-newsroom approach to covering climate. The climate news & resources you need NOW: tinyurl.com/CCNowNL
Donate to support our work: https://bit.ly/3SMIvUW
Climate Solutions @climatesolutions.org Accelerating clean energy solutions to the climate crisis. Nonprofit based in Seattle and Portland. Act now: https://linktr.ee/nwclimatesolutions
Sam Jackson @smjcksn.com Director of Climate Science & Policy at Ecologi. FRSA, MISEP CEnv. Writes about climate, nature, geopolitics, technology, philosophy, and history. Bookish.
Views are my own
linkedin.com/in/smjcksn
Deb L Morrison #teachclimate #climatejustice @drdeblmorrison.bsky.social Catalyst. Learning for climate, environmental, and sustainability justice and empowerment. Climate literacy, information, and services. IPCC Lead Author for AR7. www.debmorrison.me
Mary Hoff @maryhoff.bsky.social Science, environment, and climate solutions communicator working to shape a more just and sustainable world. Project Drawdown + freelance writing/editing. http://linkedin.com/in/maryhoff
Destenie Nock, PhD @destenie.bsky.social Professor at Carnegie Mellon University. Energy Affordability. Energy & Climate Justice. Macro Energy Systems Modeling. CEO - Peoples Energy Analytics. Named a 2024 Science Defender. Nonfiction rep: @laurieabkemeier. Fiction rep: @ajvanbelle
Kathleen Kennedy @kmkennedy6.bsky.social Assistant Research Professor at UMD's Center for Global Sustainability. Researching state-level decarbonization pathways in Maryland and beyond. Views my own. She/her.
Costa Samaras @costasamaras.com Climate, energy, emerging tech, resilience, & policy professor. Carnegie Mellon Univ. Institute for Energy Innovation Director. Former Biden-Harris White House OSTP Chief Advisor for the Clean Energy Transition. Personal account. He/Him. costasamaras.com
Matt Henry @menrywy.bsky.social Working on a just energy transition
Formerly: NREL, University of Wyoming
Currently: Facilitator and policy strategist
Enviro Humanities PhD
Book on water justice
Based in the rural West
@batul.bsky.social @batul.bsky.social Labor director at @cplusc.bsky.social
Steering committee @socialists.nyc
Aaron McCall @aaronmccall.bsky.social I fight for clean air, clean water and to protect our homes, open spaces and futures! - my block hand is swift and unapologetic.
🏳️🌈 & deeply in love with my husband Ari
Dr. Carlie Trott @carlietrott.bsky.social Social/Community Psychologist
Climate Justice | Community Action
Research: https://t.ly/ZK-v3
(views my own)
Dr Moira Nicolson @moiranics.bsky.social #SocialScientist and Public #Climate Comms and Engagement
Honorary Research Fellow @UCL
*Sharing research and views in a personal capacity*
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
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!
Dr. A.R. Siders @sidersadapts.bsky.social audacious climate adaptation | assoc prof U of Delaware | social scientist + lawyer | #clifi #managedretreat #relocation #adaptationethics
Patricia Levi @patricia-levi.bsky.social Strategy & Market Development @ Form Energy | Stanford PhD | MIT Energy Initiative | Macro-energy systems founder
Total nerd about: big batteries, grid decarbonization, electricity markets, bikes, mountains, plants, ceramics
Views mine
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
John Moffitt 🌊🌊🧢 @johnmoffitt.bsky.social Astrophysicist, paleontologist, geologist, speaker, playwright, engineer, astronomy, artist, chess player, outspoken liberal, grandfather & graffiti fan. Waffle House. #DemVoice1
I don't DM with ChatBots.
I'm NOT here looking for a date.
Houston TX 🇺🇦🇨🇦
Angela Frederick @angelafrederick.bsky.social Now Available!
Disabled Power: A Storm, A Grid, and Embodied Harm in the Age of Disaster
NYU Press
https://nyupress.org/9781479828142/disabled-power/
Use code NYUAU30 for 30% off.
Opinions my own.
Tzeporah Berman @tzeporah.bsky.social Chair and Founder of Fossil Fuel Non-Proliferation Treaty @fossiltreaty.bsky.social | International Program Director @stand.earth
📍Vancouver, BC
https://bio.site/tzeporah
Lyssa Freese @lfreese.bsky.social Climate, air quality, energy, equitable solutions
Otherwise in the mountains, throwing pots, or making dad jokes
Opinions my own, not my employer's.
isaac @sevier.io Posting about electricity and how we can care for one other. Building @publicgrids.org. SF. they.
Latest: “Why public power campaigns win"
https://www.isaacsevier.com/notes/public-power-san-francisco-new-york-shrestha-mamdani-organize/
J. Mijin Cha @jmijin.bsky.social Assist prof, env studies; Fellow, Climate Jobs Institute and @cplusc.bsky.social; Board, Greenpeace Fund; just transition; labor/climate. 🍉 #COYS 🇰🇷🇺🇸
📚: https://mitpress.mit.edu/9780262550796/a-just-transition-for-all/
https://mijincha.com
Jonathan Buonocore @jjbuonocore.bsky.social Assistant Professor at Boston University School of Public Health. Climate, Energy, and Health. Born at 344 ppm CO2
Julian Agyeman @julianagyeman.bsky.social Critical urban planning professor @ Tufts UEP. From Yorkshire UK, living in Cambridge MA, USA. Originator of the concept of #justsustainabilities. Editor-in-Chief of Local Environment. Website: julianagyeman.com
Noel Healy @drnoelhealy.bsky.social Professor | Climate and Energy Policy | Director of Climate Justice and Just Transformations Lab at SSU | bit.ly/NoelHealySSU
Dr. Prakash Kashwan @pkashwan.bsky.social Env & Climate Justice Prof | Author Decolonizing Environmentalism https://tinyurl.com/3v2fysfr | Editor @environmentalpol.bsky.social | GoogleScholar https://tinyurl.com/PKGSChlr | Ex-Chair @isaess.bsky.social | Dad, Husband
David Schlosberg @dschlosberg.bsky.social Professor of Environmental Politics, University of Helsinki. Environmental, climate, multispecies, and ecological justice; just adaptation and resilience.
Dr Suhailah Ali @suhailah.bsky.social 🌻 Director of Climate Justice @jubileeaus.bsky.social
🌏 Indo-Fijian living in Sydney on unceded Bidjigal land
👩🏾 she/her | pronounced: soo-hay-la
Brad Reed @brad-reed.bsky.social News 📰 Politics 🗳️ Climate 🌎 Energy ⚡ Justice ✊
33% of people think I'm fun at parties.
he/him #Oregon
Naomi Klein @naomiaklein.bsky.social "End Times Fascism" book coming September 2026.
Doppelganger. This Changes Everything. The Shock Doctrine. No Logo. On Fire.
UBC Professor of Climate Justice.
🔗 https://linktr.ee/naomiklein
Ross Mittiga @rossmittiga.bsky.social Associate professor (senior lecturer) at SOAS University of London, working on the political ethics of the climate crisis.
Book "Climate Change as Political Catastrophe" (OUP, 2024): https://shorturl.at/bjGJN
https://www.rossmittiga.com/
🌹 
John Barry @profjohnbarry.bsky.social Ideas merchant, activist-academic, worried parent and angry citizen, hypocrite on a burning planet trying to replace passive and dangerous tech-optimism about the future with active and collective hope.. Democratise. Decolonise. Decarbonise. Decommodify..
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.
Knight Science Journalism @ MIT @ksjatmit.bsky.social World renowned science journalism fellowships.
Free resources for science journalists around the globe.
Maurizio Callari @mauriziocallari.bsky.social Head of Computational Biology at Fondazione Michelangelo, Milan, Italy. Cancer researcher and passionate photographer.
fondazionemichelangelo.org
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
Ketan Joshi @ketanjoshi.co Hey, I'm a climate and energy writer / data analyst who focuses on corporate + govt accountability
Creator + curator of the Greensky feed: https://ketanjoshi.co/greensky/
Based in Oslo but write about US, Europe, Aus too - ketan.joshi85@gmail.com