Defining postmodernism as one movement among others differs from calling it a cultural dominant

Evidence

Jencks here, however, shifts his usage of the term from the designations for a cultural dominant or period style to the name for one aesthetic movement among others. — Fredric Jameson, Postmodernism, or, The Cultural Logic…, 934

Categorization

• DEFINE: Sharply distinguishes ‘cultural dominant/period style’ (Jameson’s totalizing usage) from ‘one aesthetic movement among others’ (Jencks’ narrower usage) — exactly the distinction the reader needs to test falsifiability.
• QUESTION: If postmodernism is merely one movement among others, is the cultural-dominant thesis falsifiable? This distinction is central to the reader’s stated goal.
• XREF: connects to: Defining Postmodernism as internal to Modernism abandons its periodizing claim; Jameson describes postmodern life but rarely calibrates the political effects of movements — Perry Anderson, The Origins of Postmodernity, 301; Democratization as a core commitment makes avant-garde practice postmodern, not modernist — Marianne DeKoven, Utopia Limited: The Sixties and the…, 1095 (+2 more)