Richard Penner Add us as a preferred source on Google
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Make a deal with Richard Penner
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
265
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 Richard Penner
📊 Post engagement
2
Avg engagement / post
0.8%
Engagement vs followers
Dec 2022
On Mastodon since
🔥 Top post: What’s a better hash tag for US v. #Fox (26-cv-01658) District C · 2 likes + reposts
📊 Activity & format
Posting cadence
85.7 / week
A very active account — posts many times a day.
Content mix
Mostly text
Recent: 12 text · 0 image · 0 video.
Follower / following
0.2×
Follows 1.3K back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
2026/07/21 "Brief Of More Than 500 Former U.S. Department Of Justice Attorneys as Amici Curiae in Support of Defendants", Doc 36 in US v. #Fox (26-cv-01658) District Court, District of Columbia concludes.
> nothing in our experience suppor…
2026/07/21 "Brief Of More Than 500 Former U.S. Department Of Justice Attorneys as Amici Curiae in Support of Defendants", Doc 36 in US v. #Fox (26-cv-01658) District Court, District of Columbia.
It's over 9000! — wait, no *just* 554.
> Ami…
2026/07/21 "Corrected Proposed Brief of Amici Curiae Legal Ethics Scholars and Experts in Support of Defendants’ Motion to Dismiss the Complaint", Doc 35 in US v. #Fox (26-cv-01658) District Court, District of Columbia.
I. Since the Foundi…
2026/07/21 "Brief for Amici Curiae Former Presidents of the District of Columbia Bar. Other Bar Leaders, Bar Organizations in the District of Columbia, and Former Officials of the District of Columbia Attorney Disciplinary System in Suppor…
2026/07/17 "Amicus Brief of Colorado, Minnesota, and 18 Other States in Support of Defendants’ Motion to Dismiss", Doc 26 in US v. #Fox (26-cv-01658) District Court, District of Columbia.
> Individual lawyers employed by the DOJ enjoy no s…
2026/07/10 "ODC Defendants’ Supplemental Memorandum of Points and Authorities in Support Of Defendants’ Consolidated Motion to Dismiss Plaintiff’s Complaint", Doc 24 in US v. #Fox (26-cv-01658) District Court, District of Columbia.
> Contr…
2026/07/10 "Memorandum Of Points And Authorities In Support Of Defendants’ Consolidated Motion To Dismiss Plaintiff’s Complaint", Doc 23-1 in US v. #Fox (26-cv-01658) District Court, District of Columbia concludes.
> the Complaint does not…
2026/07/10 "Memorandum Of Points And Authorities In Support Of Defendants’ Consolidated Motion To Dismiss Plaintiff’s Complaint", Doc 23-1 in US v. #Fox (26-cv-01658) District Court, District of Columbia continues.
> Article III does not p…
2026/07/10 "Memorandum Of Points And Authorities In Support Of Defendants’ Consolidated Motion To Dismiss Plaintiff’s Complaint", Doc 23-1 in US v. #Fox (26-cv-01658) District Court, District of Columbia which is the #ToddBlanche #DOJ's "y…
2026/05/13 The #ToddBlanche #DOJ files a new lawsuit, United States v. #Fox (26-cv-01658) District Court, District of Columbia. https://www.courtlistener.com/docket/73338949/united-states-v-fox/
Fox here is Hamilton P. Fox III, is the Dist…
After living with various musicians, artists and engineers, I have learned this about collaboration: your projects are your projects, their projects are their projects.
Pay your collaborators.
🐘 Community & instance
Home server
mathstodon.xyz
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
On Mastodon since
Dec 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 85.7× 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 (~0.8% 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
SW Engineer, Amateur mathematician (contributed to metamath.org, oeis.org, ...), Legal Tourist (went to Honolulu in 2010 to watch the end of Sancho v. DOE).
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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Richard Penner has 265 followers on Mastodon.
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