One of the best articles on this subject - Goodhart's Law Isn't as Useful as You Might Think by Common Cog. Good overview of Goodhart's effects and particulary

One of the best articles on this subject - Goodhart's Law Isn't as Useful as You Might Think by Common Cog. Good overview of Goodhart's effects and particulary effective practice of fighting it at Amazon from "Working Backwards" book. https://commoncog.com/goodharts-law-not-useful/ https://commoncog.com/goodharts-law-not-useful/