The Counterfactual newsletter by Sean Trott: latest issues, cadence and price
by Sean Trott · Substack · Free · every two weeks · last issue Nov 2, 2026 · Active
Cognitive Science, statistics, AI.
Mon Nov 21 issue
Tue Oct 271 issue
Mon Oct 191 issue
Fri Sep 251 issue
Mon Sep 211 issue
Mon Aug 311 issue
Thu Aug 271 issue
Tue Jul 281 issue
Wed Jul 221 issue
Wed Jul 11 issue
Thu Jun 111 issue
Mon Jun 11 issue
Wed May 201 issue
Fri Apr 241 issue
Fri Apr 31 issue
Wed Mar 181 issue
Tue Mar 101 issue
Wed Feb 181 issue
Wed Feb 111 issue
Sat Jan 311 issue
Sat Jan 171 issue
Tue Dec 30, 20251 issue
Mon Dec 22, 20251 issue
Mon Nov 24, 20251 issue
24 issues on file since Nov 24, 2025; every one is in its own archive ↗.
About this newsletter
Photo
Sean Trott: Author photo, from The Counterfactual
Free or paid
Free on Substack. 0% of its latest 12 issues are for paying subscribers (from its public archive, checked weekly).
Issues per week, last 26 weeks
every two weeks, measured over the last six months (or since the feed's oldest issue)
Issues by month
Writes about
AI and agents (13) in the last six months.
More on ai and agents
History
Listed on Newsletters Sep 25, 2026. No changes to its feed, price, platform, status or cadence since.