How many followers does Fiona Costello have on Bluesky?

Fiona Costello (@fionacostello.bsky.social) has 3,930 followers on Bluesky. The count is refreshed continuously from the public AT Protocol.

When did Fiona Costello join Bluesky, and how old is the account?

Fiona Costello joined Bluesky in November 2024. The @fionacostello.bsky.social account is 1 year old. Searches for Fiona Costello age often mean a personal age, which we do not publish. The figure here is the account age only.

How many posts has Fiona Costello published?

Fiona Costello has published 43 posts on Bluesky. That is about 0.1 posts per day over the life of the account.

Is Fiona Costello verified on Bluesky?

@fionacostello.bsky.social does not currently show a Bluesky verification. Many real accounts on Bluesky are unverified, since verification is still rolling out.

Fiona Costello Bluesky Profile Stats

@fionacostello.bsky.social

English EducationTier C

View on Bluesky

Account age: 1 year (joined November 2024)

Fiona Costello Bluesky stats, updated continuously. @fionacostello.bsky.social has 3,930 followers and 43 posts on Bluesky. Account age: 1 year (joined November 2024).

Followers

3.9K

Growth (7d)

Following

1.4K

Posts

43~0.1/day

Influence

Follower growth

2026-06-14+0 over 2 days2026-06-22

Bio

☘️ Assistant Professor, University of Birmingham. Migration/ EU / Brexit researcher Fellow @ St Edmund's College, Cambridge

Notable followers

The biggest accounts in our directory following @fionacostello.bsky.social.

Maitlis110K Youth Observer24K Sonia Purnell FRHistS18K Bylines Network Podcast13K CJ McKinney7.2K

More Education accounts

Senator Bernie Sanders

@timothysnyder.bsky.social

484K

followers

Paul Krugman

@pkrugman.bsky.social

@shannonrwatts.bsky.social

194K

followers

Stephanie Kennedy

@wordswithsteph.bsky.social

185K

followers

David Shiffman, Ph.D. 🦈

@whysharksmatter.bsky.social

171K

followers

Fiona Costello on Bluesky - frequently asked questions

How many followers does Fiona Costello have on Bluesky?: Fiona Costello (@fionacostello.bsky.social) has 3,930 followers on Bluesky. The count is refreshed continuously from the public AT Protocol.
When did Fiona Costello join Bluesky, and how old is the account?: Fiona Costello joined Bluesky in November 2024. The @fionacostello.bsky.social account is 1 year old. Searches for Fiona Costello age often mean a personal age, which we do not publish. The figure here is the account age only.
How many posts has Fiona Costello published?: Fiona Costello has published 43 posts on Bluesky. That is about 0.1 posts per day over the life of the account.
Is Fiona Costello verified on Bluesky?: @fionacostello.bsky.social does not currently show a Bluesky verification. Many real accounts on Bluesky are unverified, since verification is still rolling out.
What does Fiona Costello post about?: Fiona Costello is classified under Education in our directory. Bio: "☘️ Assistant Professor, University of Birmingham. Migration/ EU / Brexit researcher Fellow @ St Edmund's College, Cambridge".