The Knowledge

For more than 160 years, becoming a licensed black-cab driver in London has required mastering one of the most demanding memory tests in the world: “The Knowledge”.

Black cabs in London, 2019. Photo by Szabolcs Szarapka on Unsplash

Few cities are as intimately tied to their taxi drivers as London. For more than 160 years, becoming a licensed black-cab driver in London has required mastering one of the most demanding memory tests in the world: “The Knowledge”.

Officially known as “The Knowledge of London”, the system …