Assertion: stratification's people | /r/HasProperty | born at same period of time
Facets:
Source sentences:
text: Among the classical forerunners, Pitirim Sorokin, Talcott Parsons, S. N. Eisenstadt, and Leonard Cain wrote on age as an aspect of social structure; W. I. Thomas and Florian Znaniecki, as well as Bernice Neugarten, examined aging (growing older) as a social process; and Karl Mannheim tied the characteristics of successive generations—or ‘cohorts’ of people born at the same period of time—to historical and cultural change.