Goodhart's Law - Wikipedia - en.wikipedia.org  ## Metadata - Author: **en.wikipedia.org** - Full Title: Goodhart's Law - Wikipedia - Category: #articles - Tags: #statistic - URL: https://en.wikipedia.org/wiki/Goodhart%27s_law ## Highlights - Goodhart's law is an adage often stated as, "When a measure becomes a target, it ceases to be a good measure".[1] It is named after British economist Charles Goodhart, who is credited with expressing the core idea of the adage in a 1975 article on monetary policy in the United Kingdom - Any observed statistical regularity will tend to collapse once pressure is placed upon it for control purposes