The Shelf The Trust Threshold Simon Willison 
Selected Source
Manifesto Folio I
I read obsessively,
highlight relentlessly,
occasionally write.
"The public layer of a private knowledge system."
13 years of notes on how complex systems work, fail, and get rebuilt: annotated, indexed, and occasionally dragged into an essay. The site behaves like a publication with multiple rooms, not a content farm with tabs.
Status Indexing nightly Last public sync / March 2026
Highlights 27,524
Books 833
Articles 859
Years 13
01
Updated weekly / one dominant piece Lead Feature
The Front Page
The Management Layer
Karpathy says a research organization is a set of markdown files. Suarez wrote a novel about one in 2006. What happens when the management layer becomes code — and code can be optimized?
All essays / 6 in the journal Enter the reading room
No. 06 The Editable Organization Organizational Design APR 27 12 Min Read No. 05 The Management Layer Organizational Design APR 01 26 Min Read No. 04 The Quiet Guardian: Designing Ambient Proactive UX Product Design MAR 29 20 Min Read No. 03 The Ghost of Verification Systems Thinking MAR 29 25 Min Read No. 02 The Dashboard and the Telegraph: Why Information Without Action Is Decoration Systems Thinking MAR 28 12 Min Read 02
A running line of what is active Current Ledger
Recently Reading
MAR 21 ART The Trust Threshold Simon Willison 35 MAR 21 ART The Perception Gap Daniel Jones 11 MAR 21 ART The Skill Issue Andrej Karpathy 52 MAR 20 ART Program.md for Civilization Andrej Karpathy, Matthew Sobol, Daniel Suarez 6 MAR 20 ART Agent Use Cases in "All That We See or Seem" Ken Liu 8 MAR 19 ART Extract the Workflows Discussed in This Video Perplexity 3 MAR 19 ART The Computer Is the Harness Felix Rieseberg, Alessio Fanelli, Swyx 30 MAR 13 ART The Agent's Workspace Simon Last 19 MAR 08 ART Proactive AI Agents: Definition, Core Components, and Business Value Slack 19 MAR 08 ART Willingness to Look Stupid Is a Genuine Moat in Creative Work sharif.io 9
***
03
Surprise me Fragment Drawer
Highlights of the Day
These systems play an important role in making humans more productive with data, but can struggle underneath to keep a high-fidelity data inventory and to enable programmatic use cases of metadata.
Shirshanka Das DataHub: Popular Metadata Architectures Explained
The meaning of the Sabbath is to celebrate time rather than space. Six days a week we live under the tyranny of things of space; on the Sabbath we try to become attuned to holiness in time. It is a day on which we are called upon to share in what is eternal in time, to turn from the results of creat...
Abraham Joshua Heschel The Sabbath
04
Recent Holdings
On the Shelf
833 indexed View full collection
The Shelf The Trust Threshold Simon Willison
No. 00135 hl
The Trust Threshold
Simon Willison The Shelf The Perception Gap Daniel Jones
No. 00211 hl
The Perception Gap
Daniel Jones The Shelf The Skill Issue Andrej Karpathy
No. 00352 hl
The Skill Issue
Andrej Karpathy The Shelf Program.md for Civilization Andrej Karpathy, Matthew Sobol, Daniel Suarez
No. 0046 hl
Program.md for Civilization
Andrej Karpathy, Matthew Sobol, Daniel Suarez The Shelf Agent Use Cases in "All That We See or Seem" Ken Liu
No. 0058 hl
Agent Use Cases in "All That We See or Seem"
Ken Liu The Shelf Extract the Workflows Discussed in This Video Perplexity
No. 0063 hl
Extract the Workflows Discussed in This Video
Perplexity The wall / scroll Showing 36 of 833
The Trust Threshold The Perception Gap The Skill Issue Program.md for Civilization Agent Use Cases in "All That We See or Seem" Extract the Workflows Discussed in This Video The Computer Is the Harness The Agent's Workspace Proactive AI Agents: Definition, Core Components, and Business Value Willingness to Look Stupid Is a Genuine Moat in Creative Work Seven Principles of Ambient Agents # Introducing Structured Outputs for the Monitor API Inside AWS Security Agent: A Multi-Agent Architecture for Automated Penetration Testing Cognitive Debt: When Velocity Exceeds Comprehension The Interpolation Trap Dancing in the Glory of Monsters Crisis in the Red Zone There Are No Accidents The Art of Learning Make It Stick Dreamland A Continent for the Taking Tracers in the Dark Antifragile Winnie and Nelson 101 Things I Learned® in Law School 1. Introduction: The Pillars of Access | Identity-Native Infrastructure Access Management 11 Tips for AI Coding With Ralph Wiggum 20220802-Eb-Practical_Data_Mesh 1453 1929 2025 LLM Year in Review 3 Powerful Queries to Find Patterns in Your Knowledge Graph You Haven’t Noticed Before 2303.17071 2025: The Year in LLMs 6 Key Elements for a Successful Cloud Migration
05
Status: composed, not launched blindly Observatory / Final Coda
A Weekly Syllabus
The newsletter will eventually turn the archive into a slower dispatch: one essay, one recovered fragment, and one recommendation that earned its place on the shelf.
Until then, the publication updates in public through the journal, the shelf, and the feed.