Marcello Seri✓ Add us as a preferred source on Google
🔄 Data last refreshed 1 day ago
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Make a deal with Marcello Seri
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
400
Account age
4 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🎁 Free analysisfor Marcello Seri
📊 Post engagement
Recent posts · likes + reposts
May 28latest
5
Avg engagement / post
2–7
Typical post (engagement)
1.3%
Engagement vs followers
66/100
Consistent reach
Apr 2022
On Mastodon since
Half of recent posts land between 2 and 7 likes + reposts (median 3) — a dependable floor a sponsored post can count on.
🔥 Top post: After an interesting memorandum on Artificial Intelligence and M · 13 likes + reposts
📊 Activity & format
Posting cadence
2 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 11 text · 1 image · 0 video.
Follower / following
0.9×
Follows 458 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
Looks quite timely, NWO just published something about failure as well: https://www.nwo.nl/en/news/nwo-magazine-onderzoek-open-about-failure-only-over-coffee
After a long wait, the result of our Young Academy Groningen cohor project on Failure is finally live.
It provides material to start a discussion on failure and on the role of failure in the academic life, with some nice printables for the…
ChatControl is silently back on the table. No matter how many times the parliament rejects it, the commission (especially a part of it) keeps trying to push it back in 🤬
https://www.patrick-breyer.de/en/double-threat-to-private-communicati…
After one year of experiments, readings and discussions, I tried to crystallise my current point of view on generative AI and education. It has a wolves a lot through the past two years but it is getting more and more stable lately: https…
If you would like ideas for public engagement with graphs, have a look at what our colleagues did at "Science is Wonderful"
Their recollection of the day is a pleasure to read and full of awesome ideas:
https://www.networkpages.nl/networks…
Last week, with the good excuse of a 15 min lecture, I have discovered taxicab geometry. Very fun and surprising to say the least! So I took the opportunity to type down the lecture in my blog.
I hope you enjoy
https://www.mseri.me/the-ge…
Via https://simonwillison.net/2026/Jun/12/andrew-singleton/
«Jenny owns a crematorium. John’s propane company gives her a $20 billion investment in return for 5 percent of her operation. Jenny throws $10 billion into the incinerator, then pays John $10 billion to buy propane to burn that money to a…
Onze faculteit (Science and Engineering) is op zoek naar een nieuwe decaan: https://werkenbij.rug.nl/vacature/decaan-faculteit-science-engineering-2098
Laat het hier vallen voor de geïnteresseerde kandidaten, voel je vrij om te delen
Don't miss the last YAG PUB Lectures of this academic year!
Wednesday June 3 at Vin Natuur, Groningen, 17.00
Ayushi Rastogi – Code, Chaos, and Compromises: Behind the Scenes of the Apps We Use Every Day
Nynke Velinga – Giving the green lig…
🚨 Board of the uni just retracted the proposal to merge faculties!
Faced with the certainty of a NO from the Uni Council, they took the high road. A victory for democracy at our institution.
Don't miss the last YAG PUB Lectures of this academic year!
Wednesday June 3 at Vin Natuur, Groningen, 17.00
Ayushi Rastogi – Code, Chaos, and Compromises: Behind the Scenes of the Apps We Use Every Day
Nynke Velinga – Giving the green lig…
🚨 Board of the uni just retracted the proposal to merge faculties!
Faced with the certainty of a NO from the Uni Council, they took the high road. A victory for democracy at our institution.
🐘 Community & instance
Home server
mathstodon.xyz
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Apr 2022
An established account with real history on the platform.
💡 Facts
🗓️Joined Mastodon in 2022 — 4 years ago.
👁️Averages 5 views per post.
📤Posts about 2× per week.
🕵️ Fake follower check
Estimated52/100
Fair
Credibility score
76%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 76% real, active audience · Medium fake-follower risk.
- Low engagement (~1.3% of followers engage each post) — a sign of an inflated or inactive audience.
- Verified account.
- Established account (4+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Maths, lambdas and rock'n'roll. Mathematical physicists, associate professor at Bernoulli Institute. Member of YAGroningen. OCaml enthusiast. Tweets are my own
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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Adam Fortuna ✓
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Sarah Savage ✓
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Frequently asked questions
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How many followers does Marcello Seri have?
Marcello Seri has 400 followers on Mastodon.
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