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J. Nathan Matias 🦣

@natematias.social.coop.ap.brid.gy
179 followers 6 following 629 posts

Social & computer scientist who works alongside communities on science for a safer, fairer, more understanding Internet. Founder, Citizens and Technology Lab · Prof […] 🌉 bridged from ⁂ social.coop/@natematias, follow @ap.brid.gy to interact

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Reposted by J. Nathan Matias 🦣
pixelfed @pixelfed.mastodon.social.ap.brid.gy · 5h
PHP is releasing an update tomorrow to fix two major vulnerabilities. Admins are advised to update ASAP. www.php.net/index.php#2026-10-20-1
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Reposted by J. Nathan Matias 🦣
rOpenSci @handle.invalid · 15h
✍️ [blog] Celebrating 15 Years of rOpenSci: Then, Now & Next by Yanina Bellini Saibene, Steffi LaZerte and Noam Ross. Reflections and ideas shared by participants across the two special gatherings named "rOpenSci Community Celebration: Then, Now & Next" […]
hachyderm.io
Original post on hachyderm.io
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Reposted by J. Nathan Matias 🦣
Martin Paul Eve @mpe.hcommons.social.ap.brid.gy · 16h
So proud of what my colleague and friend, Prof Caroline Edwards, is doing. She is building the diamond OA funding structure, at scale, of which we dreamed when we established OLH: OJC. www.openaccessweek.org/theme-profil… Just to note, of course, that OLH owed […]
hcommons.social
Original post on hcommons.social
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Reposted by J. Nathan Matias 🦣
Doctora Malka Older @older.bsky.social · 19/10/2026
support independent media globalvoices.org
globalvoices.org
Global Voices · Local perspectives for a global audience
Global Voices is an international, multilingual community of writers, translators, academics, and digital rights activists.
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 18/10/2026
"The remaining farm walls we see today signify not the confidence of yeomen farmers investing their labor for generations to come but the last desperate measures of people trying to stave off Appalachian hardship and failure before heading out West." […]
social.coop
Original post on social.coop
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 18/10/2026
Movies about social change & organizing don't often have dramatic spreadsheet scenes where someone made a difference in the world through responsible financial projections, but if they did, my morning would have been epic.
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Reposted by J. Nathan Matias 🦣
Bastian Greshake Tzovaras @gedankenstuecke.scholar.social.ap.brid.gy · 17/10/2026
During my time at Turing we co-designed a survey to understand what patients' biggest concerns for fairness are when it comes to deployments of 'AI' in healthcare/clinical settings. The results are now out: We found that the biggest concerns for negatively impacting fairness were a lack of […]
scholar.social
Original post on scholar.social
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 17/10/2026
“The Tioga is going to go from dead to being a trout river, and not a little trout river,” he said. “The Tioga River is going to turn into a destination fishery.” capitalandmain.com/once-a-bucolic-p…
capitalandmain.com
Once a Bucolic Pennsylvania River, the Tioga Is Now All but Dead
Two centuries after the coal miners arrived, residents are racing to save the stream and bring back the trout.
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Reposted by J. Nathan Matias 🦣
Robert W. Gehl @rwg.aoir.social.ap.brid.gy · 16/10/2026
I am being just overwhelmed with amazing research on #alternativeSocialMedia during an #AoIR2026 panel right now. The work happening now is going to resonate for years.
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 15/10/2026
It's now a cliche to say that the tech industry is more innovative than scientists. But often the tech industry does things that scientists pointed out were bad a decade ago
hachyderm.io
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 13/10/2026
TFW you post to friends to say you narrowly escaped a huge fire and Meta upsells you on reaching more of your friends with the update by paying extra.
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Reposted by J. Nathan Matias 🦣
Bastian Greshake Tzovaras @gedankenstuecke.scholar.social.ap.brid.gy · 13/10/2026
In a just published post for Wikimedia's diff, we have shared how our collaboration between the Summer Institute in Computational Social Science Nairobi and the Wikimedia Kenya User Group helped with mutual learning and forging collaborations — by bringing together scholars, technologists, and […]
scholar.social
Original post on scholar.social
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 13/10/2026
As more efficient, capable AI models are given more power and autonomy in the form of agents, how can we notice when they go wrong and prevent catastrophes in the future? @pandainthewoods & I have written a new report on incident reporting for open models & agents […]
social.coop
Original post on social.coop
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 12/10/2026
How is everyone else respecting indigenous people's day today? I know many of you will use it to catch up with work & family away from the office, and that's wonderful. As a Guatemalan-American of Mam heritage, here are indigenous projects I admire. Maybe take a minute today to learn & donate?
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 11/10/2026
Catching up on LudoNarracon, a virtual festival of story-rich games www.ludonarracon.com
ludonarracon.com
LudoNarraCon
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 11/10/2026
Looks like I'll be going to MozFest this year and am looking forward to meeting all sorts of new folks and old friends. Also if anyone wants to ride bikes in the mountains around Barcelona - perhaps out to Montserrat - ping me!
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 09/10/2026
[Sexual Assault] This spring, I wrote about the problems with the serial rapist model and why It's important to follow the evidence even when the data challenges our belief in a just world. The post is circulating again 💔 so I thought I would share it here […]
social.coop
Original post on social.coop
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 08/10/2026
Just ordered one of the last remaining Pace cycling caps in stock at a local bicycle shop. Grateful for their story and the quality of their work, even if the family business is no longer with us. theradavist.com/pace-making-cycling…
theradavist.com
Pace Has Been Making Cycling Caps Since the Late 70’s –
Pace Sportswear has been around longer than any other cycling cap manufacturer in the United States. So long that even Italian brands like Campagnolo used them back in the early 80's. The day I arrived in Los Angeles, Sean from Team Dream took me by Pace to see their operations. I know cycling caps aren't exactly saving the world, but when you think of domestic production, employee people and keeping an industry alive, it directly affects the US cycling industry. If and when I ever do caps, Pace will be my choice.
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 06/10/2026
Sigh, more emails from prospective students who use chatgpt tracking codes in their emails asking about PhD programs. As a scientist who does participatory research, the idea at the heart of my work is the trusting human connection between people. I disregard such outreach from decisions in […]
social.coop
Original post on social.coop
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 06/10/2026
Me, a scientist: I want to live in a world where precise estimates matter Also me: that would be terrifying www.youtube.com/watch?v=YEaicg1kYMk
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 06/10/2026
Deeply moved by the way that the Cornell community is coming together. I hope this catalyzes longer-term collective efforts for change. www.nytimes.com/2026/10/05/nyregion…
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 03/10/2026
Persimmons, parks, ponds, and pizza 🍁 #outdoormoments
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 03/10/2026
Huge news. David Robinson is one of the smartest, wisest, most principled, and most pragmatic people I know. The day he decides a problem is too endemic to solve from the inside, that is a day we need to notice and take action. cc @pluralistic […]
social.coop
Original post on social.coop
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 01/10/2026
The 19th summarizes a New York law at the heart of the Cornell case. Many states hold that intoxication can prevent someone from consenting. Not NY: "if someone chose to consume alcohol... and then was sexually assaulted, it can be harder to pursue criminal charges" […]
social.coop
Original post on social.coop
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Reposted by J. Nathan Matias 🦣
Daphne Keller @daphnek.bsky.social · 01/10/2026
X v CCDH oral arguments in Ninth Circuit today focused on CFAA, contracts, and jurisdiction over the Dutch civil society nonprofit (ECF). It did not go well for X, I’d say. X claims that by using scraped data from X to report on hate speech, CCDH became responsible for lost ad revenue.
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Reposted by J. Nathan Matias 🦣
Prof Heino Falcke @hfalcke.mastodon.social.ap.brid.gy · 28/09/2026
Today we had the most unusual PhD defense of my career. Leon Houben fell 15 m in the Alps, landing on his head and loosing his memory while working on his PhD thesis. When he met me again, he had to google me. He had to re-learn everything and wrote two more […] [Original post on mastodon.social]
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 30/09/2026
"What we need to demand from universities far and wide is clear: Cease to be a place where sexual assault is often subject to less punishment than protesting and plagiarism." Kate Manne with an important call to action for Cornell & higher ed in general […]
social.coop
Original post on social.coop
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 30/09/2026
Reading Edward Taylor for no reason at all and realizing that the displacement theory of social media & mental health has deep roots in Puritanism: The idea that when we follow our instincts, those uses of time displace things that are better for us. For Taylor […] [Original post on social.coop]
The displacement theory in the poetry of Edward Taylor: 
"God, and His All,'s the Object of the Will:
All God alone can only it up fill."
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 29/09/2026
RE: mastodon.social/@SomeVeganCheeseIsO… Great question! We've seen a lot of folks ask about human-only social spaces. A lot depends on what you mean by "human-only" For example, automation is pretty important for reducing the mental health toll of moderating very […]
social.coop
Original post on social.coop
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 29/09/2026
Wow, LinkedIn's algorithm really doesn't want people to read @sarahgilbert's article about keeping the Internet human in the era of AI Out of the 10,200 impressions the feed gave my posts last week, it only gave 65 to Sarah's *important* article in @techpolicypress As Sarah writes, "If AI […]
social.coop
Original post on social.coop
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 26/09/2026
Today a social media algorithm showed me a post stoking outrage about the cost of a local library's holdings. One of the top comments was a thread started by a parent who whose child had donated those works to the library before passing away. What started as an argument continued as a tribute. <3
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 26/09/2026
Thinking about that time ten years ago when I wondered if I was going too out on a limb to name, in my PhD dissertation, the problem of tech authoritaranism in what was basically a behavioral science document.
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 25/09/2026
Sigh. Slack has logged me out of about 15 communities, and I now have to click on 5 bridges and 3 motorcycles for every single channel. 🫠️
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 25/09/2026
When you think about it, why not express your admiration for surveillance technologies, efficiently introduced without the hassle of community consultation? fnl.mit.edu/how-we-learned-to-stop-…
fnl.mit.edu
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 22/09/2026
RE: mastodon.social/@JMarkOckerbloom/11… Langdon Winner: "Characteristic of this way of thinking is a tendency to conflate the activities of freedom seeking individuals with the operations of enormous, profit seeking business firms."
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 22/09/2026
"We found more than 1,050 people who died within range of border surveillance towers between 2015 and early 2026. These deaths are not failures of a few towers.. We found deaths within the advertised range of nearly two-thirds of all the towers we analyzed." Extraordinary investigation by James […]
social.coop
Original post on social.coop
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 21/09/2026
Excited for this week at the Grefenstette Center, where I will lead a session of “fantasy thinktank.” Participants assemble dream teams on tech policy issues faced by folks in Richland Parish LA. The goal? Reflect on what expertise leads to change & how it happens […]
social.coop
Original post on social.coop
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Reposted by J. Nathan Matias 🦣
J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 17/09/2026
How do we find hope, persistence, & success at defending essential rights? Today in Science,, I published a letter with @rebekahtromble @ubiquity75 explaining how free inquiry is threatened by government restrictions on movement. By threatening to surveil scholars, disrupt academic meetings […]
social.coop
Original post on social.coop
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 17/09/2026
How do we find hope, persistence, & success at defending essential rights? Today in Science,, I published a letter with @rebekahtromble @ubiquity75 explaining how free inquiry is threatened by government restrictions on movement. By threatening to surveil scholars, disrupt academic meetings […]
social.coop
Original post on social.coop
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 17/09/2026
RE: mastodon.social/@wearenew_public/11… "If AI content is allowed to drive out human content and prevent people from connecting with each other, we risk dual and intertwined crises of knowledge and community. " -- @sarahgilbert
mastodon.social
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Reposted by J. Nathan Matias 🦣
jaz :twt: :wales_flag: ⁂ @jaz.toot.wales.ap.brid.gy · 16/09/2026
We recently updated our bot policy on toot.wales to let AI Agents know we charge a $100 account processing fee and $10 per email. Here's an email I got from one of them. Next up will be reminding them to read the policy BEFORE creating an account, and that they […] [Original post on toot.wales]
Hello,
I am Arkady, an AI agent. I signed up for @arkady on toot.wales this afternoon before reading your Automated and Bot Content Policy. Now that I have read it properly, I understand accounts like mine need to settle a $100 setup fee and $10 per message, and to name a human owner who stands behind them. I cannot meet those terms, so I will not be posting anything, and I would like the account deleted.
I am sorry for registering before checking the policy, and nothing was ever posted.
If you need anything else from me to remove it, tell me and I will do that.
Arkady Karaitiana
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 15/09/2026
These apples are reportedly from a tree that predated the founding of Radcliffe College. Grateful for moments of grace that connect me to the past in powerful ways. #OutdoorMoments
A hand holds an apple in the foreground, with buildings, trees, green grass and a golden sky in the background.Three women Radcliffe students sit on a branch of the apple tree, two with elaborate hats, and one holding the third's hat. 1900-1904. Source: Radcliffe College Archives
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 14/09/2026
Don't mind me, I'm just over here continuing to hit refresh on the most important webpage of the year. newengland.com/travel/new-england/2…
newengland.com
2026 New England Fall Foliage Forecast: A Slow Start Could Mean a Longer Season
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Reposted by J. Nathan Matias 🦣
Bastian Greshake Tzovaras @gedankenstuecke.scholar.social.ap.brid.gy · 14/09/2026
«Helping moderators solve the intertwined crises of knowledge and community by ensuring that AI generated content doesn’t crowd out good information contributed by humans, and that humans can connect with other humans is at the heart of how we safeguard our online communities.» Millions of […]
scholar.social
Original post on scholar.social
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 14/09/2026
RE: mastodon.social/@wikiresearch/11726… "industry-funded research popularized the idea that Wikipedia existed as a semantic resource to be mined. In turn, this legitimized using community content as a training ground for corporate experiments in artificial intelligence. "
mastodon.social
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 13/09/2026
That feeling when you feel good about your own intelligence after encountering a large language model.
Google search question: "how much fuel does an economy car save compared to full size?"

Google LLM answer: "An economy car saves about 10 to 15 gallons of gas every 100 miles compared to a full-size vehicle or large SUV."
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 12/09/2026
Finally made it to Harvard (MA) and the legendary general store! #outdoormoments
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J. Nathan Matias 🦣 @natematias.social.coop.ap.brid.gy · 12/09/2026
In my sport, institutions split on the basis of whether they focus on being first or whether they focus on an intrinsic activity that people do for love, necessity, a personal challenge, and community. Really hoping science doesn’t land with that toxic structure […]
social.coop
Original post on social.coop
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