Instruct: Classify the given review into positive or negative sentiment.
Query: An exceptional guide by an exceptional writer

Jon Burlingame is nothing short of a hero to many film composers, because in addition to the astounding depth of his knowledge about composers and their work, he shares a tremendous passion for what they do and effortlessly conveys that to his readers. "Sound and Vision" is an essential book for anyone interested in film music, not only because it contains fascinating information that can't be found anywhere else, but because it's written by a greatly respected and dedicated journalist whose enthusiasm for his subject is unparalleled.