Ask five different people what a mod is and you'll probably get five different answers, covering maybe five different decades. So here, basically, is what you need to know: "Modernists" started getting their kicks...

From New York to Paris, what the runways looked like before social media.

Explore sally__'s 23 photos on Flickr!

We are the mods #mods #modstyle #60s

The Who at their mod best

And her later days, when she switched over to capturing the world of hip-hop.

sweet swingin' styles from the decade of love & colour.

Mod is a subculture that began in the United Kingdom in the 1960s and spread, in varying degrees, to other countries and continues today on a smaller scale. Focused on music and fashion, the subculture has its roots in a small group of London-based stylish young men in the late 1950s who were termed modernists because they listened to modern jazz, although the subculture expanded to include women. Here is a collection of black and white photos showing mods on streets in the 1960s.