He discusses the rise in the number of millionaires in the US, the demise of "old money," and the effects of modernity and youth culture in the 1920s, the Great Depression, the rise of the middle and upper-middle classes in the postwar years, the countercultural, multicultural, and feminist movements of the 1960s and 1970s, and the emergence of "new money" through the celebration of wealth in the 1980s and the tech boom of the 1990s and 2000s.

The 1960s are often viewed as the point at which youth culture in this country exploded, but in many ways they were the years in which the idea began to fall apart," said Fowler.

The 1960s are often viewed as the point at which youth culture in this country exploded, but in many ways they were the years in which the idea began to fall apart," said Fowler.