Madonna’s ‘Erotica,’ ‘Sex’: Why Musical Masterpiece, Defiant Book Still Matter

Photograph by Griffin Lotz, (spread Steven Meisel) In 1990, Madonna was as astronomically popular as a boundary-bulldozing, unapologetically bacchanalian performance artist could get. Drawing from Harlem drag balls, “Vogue” went Number One nearly worldwide. The tour showcasing it, Blond Ambition, mixed spectacle with social commentary so sharply that it reinvented the pop concert and yielded the smash…