The Shapes of Change: Images of American Dance

"What is strikingly new about Miss Siegel's achievement is that she goes beyond the usual kind of historical reassessment. . . . She performs on behalf of this most evanescent of the arts an act of significant recovery. By tracking down—often in rare stage revivals, on film or on videotape—as many of the works by major creators of the last half century as survive, and by describing them . . . in a manner that combines accuracy and imagination, she has enriched our knowledge of the past and ...