キヨンネ · CC BY-SA 3.0

A Harvard sociologist described as one of the leading American intellectuals of the postwar era, whose trilogy of The End of Ideology, The Coming of Post-Industrial Society, and The Cultural Contradictions of Capitalism reshaped how a generation understood the shift from an industrial economy to one built on information and services. Writing decades before the internet, he anticipated a society organized around knowledge and technical expertise rather than manufacturing — a framework later commentators kept reaching for as that shift actually arrived.