Lance Fortnow✓ Add us as a preferred source on Google
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Make a deal with Lance Fortnow
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
654
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 Lance Fortnow
📊 Post engagement
Recent posts · likes + reposts
Jul 9latest
5
Avg engagement / post
2–7
Typical post (engagement)
0.8%
Engagement vs followers
78/100
Very consistent reach
Nov 2022
On Mastodon since
Half of recent posts land between 2 and 7 likes + reposts (median 5) — a dependable floor a sponsored post can count on.
🔥 Top post: FOCS Accepted Papers https://sanjeevkhanna.org/FOCS2026_Accepted · 8 likes + reposts
📊 Activity & format
Posting cadence
6.2 / week
Posts several times a week.
Content mix
Mostly text
Recent: 11 text · 1 image · 0 video.
Follower / following
12×
Follows 55 back. A strong ratio — an audience that follows them, not a follow-for-follow network.
Recent posts
View on Mastodon ↗
Shayan Oveis Gharan wins the 2026 Abacus Medal for TSP approximation and sampling.
https://www.mathunion.org/imu-awards/imu-abacus-medal/abacus-medal-2026#:~:text=the%20Simons%20Foundation.-,Shayan%20Oveis%20Gharan,-Shayan%20Oveis%20Gharan…
I bring back the Complexity Class of the Week to talk about L_2^P, the set of problems reducible to finding the minimum element of a total linear order.
https://blog.computationalcomplexity.org/2026/07/complexity-class-of-week-l2p.html
The new OSTP reports "Science: A New Golden Age" is not great for universities but here is a silver lining for the theory community.
Report: https://www.whitehouse.gov/science/
WSJ Gifted Article: https://www.wsj.com/politics/policy/white-…
Every time there is some new major theorem proved by AI, I start seeing posts that a resolution of P v NP is right around the corner. This is your regular reminder that no, it isn't.
Nutan Limaye and Thore Husfeldt guest post on the new deterministic parallel algorithm for bipartite perfect matching.
https://blog.computationalcomplexity.org/2026/07/bipartite-perfect-matching-in.html
ACM is considering giving large language models access to the papers in their digital library.
https://cacm.acm.org/opinion/now-is-the-time-to-give-llms-access-to-the-acm-digital-library/
You can give feedback here:
https://docs.google.com…
Herman Chernoff passed on July 6, shortly after turning 103 years old.
https://blog.computationalcomplexity.org/2026/07/herman-chernoff-1923-2026.html
Don't get Bill started with "and so on"
https://blog.computationalcomplexity.org/2026/07/2-12-then-3-16-then-5-115-and-so-on-and.html
Does it seem like we're seeing an acceleration in new theorems, especially in combinatorics. Some proved by AI, some assisted by AI, some inspired by AI and some by humans trying to prove what they can before AI takes over.
Whenever I typed "y" into any textbox anywhere on my computer, my ChatGPT app would shut down. Turns out the new windows ChatGPT had a Mac shortcut "Command+Y" and the "Command" is ignored in windows. ChatGPT Work found and fixed its own b…
Two CACM editorial talk about the the need for ACM to take charge at a time that AI is disrupting computing itself and what it means to be a computer scientist
Jim Larus https://cacm.acm.org/opinion/wither-acm-publish-and-perish/
Moshe Var…
The new OSTP reports "Science: A New Golden Age" is not great for universities but here is a silver lining for the theory community.
Report: https://www.whitehouse.gov/science/
WSJ Gifted Article: https://www.wsj.com/politics/policy/white-…
Every time there is some new major theorem proved by AI, I start seeing posts that a resolution of P v NP is right around the corner. This is your regular reminder that no, it isn't.
Nutan Limaye and Thore Husfeldt guest post on the new deterministic parallel algorithm for bipartite perfect matching.
https://blog.computationalcomplexity.org/2026/07/bipartite-perfect-matching-in.html
ACM is considering giving large language models access to the papers in their digital library.
https://cacm.acm.org/opinion/now-is-the-time-to-give-llms-access-to-the-acm-digital-library/
You can give feedback here:
https://docs.google.com…
Herman Chernoff passed on July 6, shortly after turning 103 years old.
https://blog.computationalcomplexity.org/2026/07/herman-chernoff-1923-2026.html
Don't get Bill started with "and so on"
https://blog.computationalcomplexity.org/2026/07/2-12-then-3-16-then-5-115-and-so-on-and.html
Does it seem like we're seeing an acceleration in new theorems, especially in combinatorics. Some proved by AI, some assisted by AI, some inspired by AI and some by humans trying to prove what they can before AI takes over.
Whenever I typed "y" into any textbox anywhere on my computer, my ChatGPT app would shut down. Turns out the new windows ChatGPT had a Mac shortcut "Command+Y" and the "Command" is ignored in windows. ChatGPT Work found and fixed its own b…
Two CACM editorial talk about the the need for ACM to take charge at a time that AI is disrupting computing itself and what it means to be a computer scientist
Jim Larus https://cacm.acm.org/opinion/wither-acm-publish-and-perish/
Moshe Var…
🐘 Community & instance
Home server
fediscience.org
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
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 6.2× per week.
🕵️ Fake follower check
Estimated52/100
Fair
Credibility score
76%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 76% real, active audience · Medium fake-follower risk.
- Low engagement (~0.8% of followers engage each post) — a sign of an inflated or inactive audience.
- Verified account.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Professor
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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