A [great article on the problem of over-optimisation](https://sohl-dickstein.github.io/2022/11/06/strong-Goodhart.html) of _proxies_ for the things we actually care about.
```
Goal: Rapid progress in science

Proxy: Pay researchers a cash bonus for every publication

Strong version of Goodhart's law leads to: Publication of incorrect or incremental results, collusion between reviewers and authors, research paper mills
```
https://sohl-dickstein.github.io/2022/11/06/strong-Goodhart.html