HOW STYLES THAT BECAME UNIVERSAL BEGAN

TOURNAMENT CONTENDERS WORE HELMETS TO BE IDENTIFIED FROM THE BLEACHERS... 

Book of Tournaments of René d'Anjou, 15th century, zoom

And athletes in the 2014 World Cup wanted coiffures that would identify them on television.

The Best and Worst of the Haircuts at this World Cup by hairdresser Franck Provost (in French with pictures), Huff Post, 2014

They remembered the haircut posters of their neighborhoods that come from African market signs: examples here (please scroll down), here and here.

In 2013

Cuts for whites are more sober, but the origin is the same:

A barber in Ménilmontant, a neighborhood that is trendy and white

                      La Soupape Ailéé

A boy in Bobo Dioulasso

 

The coiffures are universal.

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Next,

Coiffeurs everywhere