9 APR 2026

Day 99

Education is not preparation for life; education is life itself.

John Dewey · Democracy and Education

A circular bronze disc with a central dome. Its surface is covered with the raised, flowing forms of two stylised birds, their wings outstretched to the edges and long, curled tail feathers sweeping around the lower curve.

I · THE OBJECT · BRITISH MUSEUM

The Wandsworth Shield

Iron Age Britain · bronze · British Museum

A circular bronze shield boss, its surface given over to two birds whose wings and trailing feathers describe the whole face. It was found in the Thames.

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II · THE IDEA · ARTIFICIAL INTELLIGENCE

Prompt Injection

Systems and judgement · Unsolved security problem · 2022

You tell the model to summarise an email. The email tells the model to ignore you and do something else. The model obeys the email.

Enter lesson 6 MIN

A fragment of reddish-brown earthenware with bands of geometric patterns stamped into the surface: triangles, zigzags, and parallel lines formed by repeated impressions of a toothed tool.

III · THE WORK · ART HISTORY

Lapita Pottery

Lapita · circa 1600–500 BCE · Island Melanesia to Western Polynesia

The same geometric vocabulary appears on cooking pots from the Bismarck Archipelago to Samoa, three thousand kilometres apart, deposited within a few centuries. The designs moved with the people who made them.

Enter lesson 6 MIN