Frequency-Dependent Selection

Frequency-Dependent Selection is a lens. Nothing in the world changes when you pick it up, but quite a lot becomes visible.

The idea is simple, and like most simple ideas it is easy to nod at and hard to use. The nod is free. The use costs attention, every day, in small change.

Strip it to the floor and you find an old instruction: look carefully, judge slowly, act decently. The new name exists because the old instruction keeps being forgotten.

Stand at a tea stall during a big cricket match and you will see a hundred strangers become one family in an evening. The same crowd, given a different match, can split over a surname.

Society is a long conversation; the only question is whether you are listening or merely waiting to speak. You will meet this idea again this week, wearing different clothes. Now you will recognise it.