In People Get Ready, musicians, scholars, and journalists write about jazz since 1965, the year that Curtis Mayfield composed the famous civil rights anthem that gives this collection its title. The contributors emphasize how the political consciousness that infused jazz in the 1960s and early 1970s has informed jazz in the years since then. They bring nuance to historical accounts of the avant-garde, the New Thing, Free Jazz, "non-idiomatic" improvisation, fusion, and other forms of jazz that have flourished since the 1960s, and they reveal the contemporary relevance of those musical...