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Make a deal with Benjamin Leis ✅
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
478
Account age
8 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🧰 Free analysis for Benjamin Leis ✅
Known for
16 views
#mathpuzzle
7 views
#silentsunday
5 views
#silentsunday
5 views
A new blog post on what seems to be my theme the last few months: parabolas from a directrix/focus perspective.
This time around a look at what happens when a chord goes through the focus
https://mathoffthegrid.net/2026/06/23/focal-chord-parabola.html
#parabola #geometry
📊 Post engagement
4
Avg engagement / post
0.8%
Engagement vs followers
Jul 2018
On Mastodon since
🔥 Top post: #mathpuzzle · 16 likes + reposts
📊 Activity & format
Posting cadence
4 / week
Posts several times a week.
Content mix
Mostly images
Recent: 5 text · 7 image · 0 video.
Follower / following
1.6×
Follows 299 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
🔥 Top post
#mathpuzzle
We went on a sailing tour on the weekend and the owners 5 year old daughter took a liking to me. She also had the soul of a Mexican lucha libre wrestler and expressed this by repeated body slams with an occasional head butt thrown in. She…
#silentsunday
I'm also trying to bridgy.fed to crosspost to bluesky. I wonder if anyone will notice on that side.
Btw: due to my vacation schedule the Seattle MathJam will be occurring on 7/21 this month (7pm Ravenna 3rd place Pub) . We'd love to have new people.
A very red sunset but we are worried it's wildfire smoke that is drifting down the sound from BC.
#silentsunday
Compute \[ \left( \frac{\sin(33)}{\sin(11)\sin(49)\sin(71))}\right)^2 \] +
\[ \left ( \frac{\cos(33)}{\cos(11)\cos(49)\cos(71))}\right)^2 \]
#mathpuzzle #trigonometry
Group photo for HMA this Spring. I'm hiding in the middle of the back row. (Thye also tried stiiching in a few students that couldn't make the oriignal photo - which was only semi successful IMO)
The next #seattle #mathjam will be this Tuesday, 7pm at Ravenna Third Place Pub.
#mathsjamjam
#silentsunday
A new blog post on what seems to be my theme the last few months: parabolas from a directrix/focus perspective.
This time around a look at what happens when a chord goes through the focus
https://mathoffthegrid.net/2026/06/23/focal-chord-p…
#silentsunday
I'm also trying to bridgy.fed to crosspost to bluesky. I wonder if anyone will notice on that side.
Btw: due to my vacation schedule the Seattle MathJam will be occurring on 7/21 this month (7pm Ravenna 3rd place Pub) . We'd love to have new people.
A very red sunset but we are worried it's wildfire smoke that is drifting down the sound from BC.
#silentsunday
Compute \[ \left( \frac{\sin(33)}{\sin(11)\sin(49)\sin(71))}\right)^2 \] +
\[ \left ( \frac{\cos(33)}{\cos(11)\cos(49)\cos(71))}\right)^2 \]
#mathpuzzle #trigonometry
Group photo for HMA this Spring. I'm hiding in the middle of the back row. (Thye also tried stiiching in a few students that couldn't make the oriignal photo - which was only semi successful IMO)
The next #seattle #mathjam will be this Tuesday, 7pm at Ravenna Third Place Pub.
#mathsjamjam
#silentsunday
A new blog post on what seems to be my theme the last few months: parabolas from a directrix/focus perspective.
This time around a look at what happens when a chord goes through the focus
https://mathoffthegrid.net/2026/06/23/focal-chord-p…
🐘 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
Jul 2018
An OG fediverse account from Mastodon's early years — a long, established presence.
💡 Facts
🗓️Joined Mastodon in 2018 — 8 years ago.
👁️Averages 4 views per post.
📤Posts about 4× per week.
🕵️ Fake follower check
Estimated75/100
Good
Credibility score
92%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 92% real, active audience · Low fake-follower risk.
- Engagement (~0.8% of followers engage each post) is around typical for Mastodon.
- Verified account.
- Established account (8+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Systems programmer, parent, volunteer Math Circle leader and general math enthusiast. Team puzzles and #geometry Honorary Lord Semichord
Located in Seattle, WA
blog.mathoffthegrid.com
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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14%
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