“Called an elegant Boswell by his supporters and a calculating Svengali by his detractors, … Mr. Craft spent nearly a quarter-century as Stravinsky’s amanuensis, rehearsal conductor, musical adviser, globe-trotting traveling companion and surrogate son. After Stravinsky’s death in 1971, at 88, he was a writer, lecturer, conductor, public intellectual and keeper of the Stravinskian flame.”