🤝
Make a deal with Grant Sanderson
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
20K
Account age
3 yrs
💰 Suggested sponsorship rate
$112 – $182 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🎁 Free analysisfor Grant Sanderson
Known for
324 views
This video was a complete joy to make. Here's a short preview, but next time you're looking to sit down for 45 minutes of math and art, take a look at the full version on YouTube: youtu.be/ldxFjLJ3rVY
217 views
Well, math terminology being what it is, something like this was bound to happen eventually.
(If you're curious about why these balls are so puny, the full talk is up on YouTube)
155 views
The Ladybug Clock puzzle
135 views
The next video in the Laplace Transform sequence is up!
youtu.be/FE-hM1kRK4Y
Here, we dig into a concrete example, the forced oscillator. Some of you may remember that this was relevant for studying why light slows down in a medium.
📊 Post engagement
190
Avg engagement / post
1%
Engagement vs followers
May 2023
On Bluesky since
🔥 Top post: Ever since I made a video about Fourier Transforms, one of the m · 478 likes + reposts
📊 Activity & format
Posting cadence
0.31 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 6 text · 0 image · 6 video.
Follower / following
1.1K×
Follows 18 back. A strong ratio — an audience that follows them, not a follow-for-follow network.
Recent posts
View on Bluesky ↗
▶
Here's an excerpt from the most recent video on how Shannon studied the entropy of English, animated by Mitchell Zemil
@quantabooks.org just released their first book, on the story of Lean by @kevinhartnett.bsky.social. It's a great story, about a pretty significant part of what's happening in math right now.
www.quantabooks.org/books/the-pr...
▶
Suppose you wanted to reinvent the idea of Shannon Entropy for yourself. This puzzle is a good place to start (Full video on YouTube).
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This video was a complete joy to make. Here's a short preview, but next time you're looking to sit down for 45 minutes of math and art, take a look at the full version on YouTube: youtu.be/ldxFjLJ3rVY
Happy Pi Day! In a certain sense, π is not a constant, but a variable. Using our usual Euclidean distance, it is 3.14159… but applying other L^p norms on ℝ², half the unit circle's perimeter will give other values. For instance, at p=1 (t…
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Well, math terminology being what it is, something like this was bound to happen eventually.
(If you're curious about why these balls are so puny, the full talk is up on YouTube)
New video! Memorable for its delightfully absurd name, the Hairy Ball Theorem is extremely beautiful and has some surprising applications: youtu.be/BHdbsHFs2P0
▶
The Ladybug Clock puzzle
I had fun joining @peterrowlett.net and @steckl.es recently on their mathematical objects podcast, talking about my wood puzzle collection. Most of the time was spent struggling desperately to describe a highly visual topic in an audio-onl…
▶
The next video in the Laplace Transform sequence is up!
youtu.be/FE-hM1kRK4Y
Here, we dig into a concrete example, the forced oscillator. Some of you may remember that this was relevant for studying why light slows down in a medium.
Much of Euclid’s Elements is easily misunderstood. Some proofs seem to have logical gaps. Some constructions seem pointless, others seem needlessly convoluted.
Each of these provides a window into how the ancient Greeks thought about math…
🦋 Handle & authenticity
✅ Domain-verified
@3blue1brown.com
The handle is the domain 3blue1brown.com. On Bluesky a domain handle proves the owner controls that website — so this is verifiably the real 3blue1brown.com account, not an impersonator.
On Bluesky since
May 2023
An early adopter from the invite-only beta (before the Feb 2024 public launch) — an original, established account.
💡 Facts
🗓️Joined Bluesky in 2023 — 3 years ago.
👁️Averages 190 views per post.
📤Posts about 0.3× per week.
🏅Earned the 10K Followers for passing 10K followers.
🕵️ Fake follower check
Estimated86/100
Excellent
Credibility score
99%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 99% real, active audience · Low fake-follower risk.
- Strong engagement (~1.0% of followers engage each post) — an active, real audience.
- Organic base — far more followers than accounts it follows.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Math videos
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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Frequently asked questions
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How many followers does Grant Sanderson have?
Grant Sanderson has 19,989 followers on Bluesky.
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