Library Cactus/Sarah Humphreys Add us as a preferred source on Google
🔄 Data last refreshed 9 hours ago
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Make a deal with Library Cactus/Sarah Humphreys
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
700
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 Library Cactus/Sarah Humphreys
Known for
4 views
Just sent off my speaker form for #UKSG2026 my first time speaking at a conference (bit nervous) but I'll be with some veterans. We're speaking about our library #DiamondOA initiatives in a talk titled: Library-led hosting and publishing: How it started and how it’s going. Wish me luck!
4 views
It is with great pride that I can now post this:
Our Shortform hosting service (SHOx) is now live! Go and check it out: https://www.bodleian.ox.ac.uk/shox
Spread the news - The Bodleian is doing diamond OA!
2 views
It's that time of year again!
Call for contributions: OxFOS 2026 Conference
Save the date! Oxford Forum of Open Scholarship (OxFOS 2026), 2–6 March, is a free University-wide conference exploring how to make research more open, transparent, and accessible. Theme: Who Owns Our Knowledge? Submit your proposal to present a talk or workshop by 3 Nov 2025:
Website link: www.bodleian.ox.ac.uk/oxfos
1 views
The second Bodleian Open Scholarship Event is here:
Data rescue and sustainability
Date: 25/09/2025
Time: 16:00-17:00
Book here (and more info) : go.glam.ox.ac.uk/data25
📊 Post engagement
Recent posts · likes + reposts
Feb 4latest
2
Avg engagement / post
2–4
Typical post (engagement)
0.3%
Engagement vs followers
81/100
Very consistent reach
Nov 2022
On Mastodon since
Half of recent posts land between 2 and 4 likes + reposts (median 2) — a dependable floor a sponsored post can count on.
🔥 Top post: Just sent off my speaker form for #UKSG2026 my first time speaki · 4 likes + reposts
📊 Activity & format
Posting cadence
0.23 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly images
Recent: 6 text · 6 image · 0 video.
Follower / following
13×
Follows 53 back. A strong ratio — an audience that follows them, not a follow-for-follow network.
Recent posts
View on Mastodon ↗
🔥 Top post
Just sent off my speaker form for #UKSG2026 my first time speaking at a conference (bit nervous) but I'll be with some veterans. We're speaking about our library #DiamondOA initiatives in a talk titled: Library-led hosting and publishing: How it started and how it’s going. Wish …
We're recruiting. Join our team as the
Research Metrics and Open Infrastructure Lead. More information here: https://my.corehr.com/pls/uoxrecruit/erq_jobspec_version_4.display_form?p_company=10&p_internal_external=E&p_display_in_irish=N&p…
The next open event is live!
Join us in January for: Archiving and preservation for open access monographs (13/01/26, 14:00-15:00)
https://talks.ox.ac.uk/talks/id/0c001176-bd40-41d4-83e3-1732afbb204d/
It is with great pride that I can now post this:
Our Shortform hosting service (SHOx) is now live! Go and check it out: https://www.bodleian.ox.ac.uk/shox
Spread the news - The Bodleian is doing diamond OA!
It's that time of year again!
Call for contributions: OxFOS 2026 Conference
Save the date! Oxford Forum of Open Scholarship (OxFOS 2026), 2–6 March, is a free University-wide conference exploring how to make research more open, transparent…
The second Bodleian Open Scholarship Event is here:
Data rescue and sustainability
Date: 25/09/2025
Time: 16:00-17:00
Book here (and more info) : go.glam.ox.ac.uk/data25
So they're sunsetting the OA button https://blog.oa.works/sunsetting-the-open-access-button-instantill/ but does that mean the Direct2AAM service is also going because I REGULARY advise folks use the resources there...
My colleague and I are running an online event about the OBC and author publishing OA books. Please do share via any channels as we'd love to get a really good discussion going!
Choosing open access for books: An author journey 25/06/25 13…
I just added the final link to the OxFOS recordings list (in our event recording archive) so if anyone's interested in listening to any sessions they couldn't attend (or having a nose around the in-person events if you couldn't make those!…
Back from #UKSG2025 and I'd like to make a personal thankyou to @rmounce for throwing more weight to my 'Diamond makes things MORE sustainable' not-quite-a-question question in the Diamond sustainability panel. (Though I missed you in the …
Alright #UKSG25 I've downloaded the Whovia app so anyone who's on Mastodon can find me if you'd like to have a chat about open stuff (or a moan I'm happy to have either!)
As I'm aware people see a cactus my 'real' photo is in that app so y…
Any ideas what sort of open practices are used in Music research? I'm totally out to sea!
The next open event is live!
Join us in January for: Archiving and preservation for open access monographs (13/01/26, 14:00-15:00)
https://talks.ox.ac.uk/talks/id/0c001176-bd40-41d4-83e3-1732afbb204d/
It is with great pride that I can now post this:
Our Shortform hosting service (SHOx) is now live! Go and check it out: https://www.bodleian.ox.ac.uk/shox
Spread the news - The Bodleian is doing diamond OA!
It's that time of year again!
Call for contributions: OxFOS 2026 Conference
Save the date! Oxford Forum of Open Scholarship (OxFOS 2026), 2–6 March, is a free University-wide conference exploring how to make research more open, transparent…
The second Bodleian Open Scholarship Event is here:
Data rescue and sustainability
Date: 25/09/2025
Time: 16:00-17:00
Book here (and more info) : go.glam.ox.ac.uk/data25
So they're sunsetting the OA button https://blog.oa.works/sunsetting-the-open-access-button-instantill/ but does that mean the Direct2AAM service is also going because I REGULARY advise folks use the resources there...
My colleague and I are running an online event about the OBC and author publishing OA books. Please do share via any channels as we'd love to get a really good discussion going!
Choosing open access for books: An author journey 25/06/25 13…
I just added the final link to the OxFOS recordings list (in our event recording archive) so if anyone's interested in listening to any sessions they couldn't attend (or having a nose around the in-person events if you couldn't make those!…
Back from #UKSG2025 and I'd like to make a personal thankyou to @rmounce for throwing more weight to my 'Diamond makes things MORE sustainable' not-quite-a-question question in the Diamond sustainability panel. (Though I missed you in the …
Alright #UKSG25 I've downloaded the Whovia app so anyone who's on Mastodon can find me if you'd like to have a chat about open stuff (or a moan I'm happy to have either!)
As I'm aware people see a cactus my 'real' photo is in that app so y…
Any ideas what sort of open practices are used in Music research? I'm totally out to sea!
🐘 Community & instance
Home server
mastodonapp.uk
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 2 views per post.
📤Posts about 0.2× per week.
🕵️ 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 (~0.3% 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
Tooting the prickly bits about Open (Scholarship/Access/Science) & Libraries. Bodleian Open Sch Librarian. #MetalLibrarian & all round geek. Opinions own She/r
Also on Bluesky: @sarahhlib.bsky.social
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
Frank
18%
Hamish Mack 🏳️🌈🏳️⚧️
16%
Tim Schilling
16%
estherderby
15%
Andrew Engelson
15%
Ivan Tomić
14%
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Tim Schilling
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Ivan Tomić ✓
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Followers
Frequently asked questions
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How many followers does Library Cactus/Sarah Humphreys have?
Library Cactus/Sarah Humphreys has 700 followers on Mastodon.
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