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996 newsletters · 2,396 this month

Free Systems newsletter by Andy Hall: latest issues, cadence and price

by Andy Hall · Substack · Free · weekly · last issue Oct 29, 2026 · Active

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A Stanford political economist uses AI to build prototypes, run experiments, and figure out how to keep us free in an algorithmic world.

Thu Oct 291 issue

Thu Oct 151 issue

Thu Oct 81 issue

Tue Oct 61 issue

Thu Oct 11 issue

Tue Sep 291 issue

Sun Sep 131 issue

Thu Sep 101 issue

Sun Aug 301 issue

Wed Aug 261 issue

Sun Aug 161 issue

Tue Aug 41 issue

Sun Aug 21 issue

Sun Jul 261 issue

Sun Jul 191 issue

Thu Jul 161 issue

Sun Jul 121 issue

Wed Jul 81 issue

Sat Jul 41 issue

Sun Jun 281 issue

Mon Jun 221 issue

Thu Jun 181 issue

Tue Jun 91 issue

Sat May 301 issue

Wed May 271 issue

26 issues on file since May 23, 2026; every one is in its own archive ↗.

About this newsletter

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

weekly, measured over the last six months (or since the feed's oldest issue)

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Writes about

AI and agents (25), AI research (1) in the last six months.

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History

Listed on Newsletters Sep 25, 2026. No changes to its feed, price, platform, status or cadence since.