Sophie Redfern's groundbreaking and compelling new book offers a vivid account of the often high-octane collaboration between Leonard Bernstein and the choreographer Jerome Robbins-and to a lesser extent, the theatre designer Oliver Smith. . . . [A] manifestly important book that will undoubtedly establish itself as a classic text in the fields of both Bernstein and ballet studies, and which is distinguished throughout by its expert interweaving of historical narrative, source studies, music analysis, and criticism.