Between 1946 and 1964, postwar economic prosperity and a collective desire for normalcy led Americans to have roughly 76 million children.

As this massive demographic turns 65 at a rate of roughly 10,000 people per day, it places an unprecedented strain on healthcare and pension systems.

To accommodate the sudden enrollment spike, municipalities scrambled to build thousands of new schools and often had to run classes in double shifts.

Derived from "young urban professional," this label highlighted a cultural shift away from 1960s counterculture ideals toward 1980s conspicuous consumption.