Ulrike Hahn Add us as a preferred source on Google
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Make a deal with Ulrike Hahn
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
2.5K
Account age
3 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 Ulrike Hahn
📊 Post engagement
Recent posts · likes + reposts
May 22latest
5
Avg engagement / post
2–7
Typical post (engagement)
0.2%
Engagement vs followers
68/100
Consistent reach
Nov 2022
On Mastodon since
Half of recent posts land between 2 and 7 likes + reposts (median 4) — a dependable floor a sponsored post can count on.
🔥 Top post: this is a violation of academic freedom …. https://www.kcrg.com/ · 13 likes + reposts
📊 Activity & format
Posting cadence
1.4 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 12 text · 0 image · 0 video.
Follower / following
1.3×
Follows 1.9K back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
the next talk in the symposium on (In)efficiency in communication and language was by Helena Miton who spoke about efficiency in visual communication systems - ranging from writing systems through to heraldry (!)
this work has, for example…
second #cogsci2026 talk for me is Melissa Berthet on efficiency in nonhuman animal communication systems in a symposium on '(In)efficiency in communication and language'
the bulk of the talk was on attempts to decode the meanings of Titi m…
first talk today #cogsci2026 Judith Fan’s Gleitman Prize lecture - it was a beautiful overview of her work trying to understand the way humans build and use cognitive tools
here a recent, publicly available talk by Judith Fan
https://www.y…
Workshop day for the 48th Annual Meeting of the Cognitive Science Society, this year in Rio…
took part in a really interesting workshop on rational belief revision and rational polarisation
https://rational-revision.github.io/#schedule
#co…
Nice introductory overview to philosophical issues surrounding LLMs such as meaning, agency, or reasoning
https://compass.onlinelibrary.wiley.com/doi/10.1111/phc3.70095
when the “gold standard” is anything but ….
https://www.bmj.com/content/393/bmj-2026-555297
…a suggested check list for reporting of LLM use in behavioural science research
https://www.nature.com/articles/s41562-026-02492-7.pdf
one week of using Qwant instead of Google ….seems fine, doesn’t feel like I’m missing things, and generally far fewer results to wade through
(once AI feature was turned off)
Association for Psychological Science workshop on Safeguarding Scholarship in Emerging Autocracy
https://www.psychologicalscience.org/publications/observer/safeguarding-scholarship-aps-2026.html
new research experimentally demonstrating the effects of ranking and filtering algorithms on participant beliefs. Personalised, engagement based algorithms (based on ‘likes’) give rise to more polarization and less accurate beliefs than t…
5/ finally, on metaphors for understanding AI systems, the last speaker of the morning , Adrian Alsmith (King's College London) has recently published the entry on AI metaphors in the online 'Philosophical Glossary of AI' (an Institute of …
🐘 Community & instance
Home server
fediscience.org
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
On Mastodon since
Nov 2022
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.
💡 Facts
🗓️Joined Mastodon in 2022 — 3 years ago.
👁️Averages 5 views per post.
📤Posts about 1.4× per week.
📍Based in Netherlands.
🕵️ Fake follower check
Estimated43/100
Fair
Credibility score
73%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 73% real, active audience · Medium fake-follower risk.
- Low engagement (~0.2% of followers engage each post) — a sign of an inflated or inactive audience.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Academic @Birkbeck, Univ. of London
Centre for Cognition, Computation, and Modelling
was just at Netherlands Institute for Advanced Study working on Digital Democracy with Davide Grossi and Michael Maes
and then at the Munich Centre for Mathematical Philosophy, LMU
now back in London
works on #rationality #argumentation #testimony #SocialNetworks #misinformation #ComputationalSocialScience #DigitalDemocracy
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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