Instruct: Classify Amazon reviews into positive or negative sentiment
Query: An exceptional biography

This beautifully produced and perceptive biography of Carmel Snow, arguably the greatest fashion editor who ever lived, is a sheer delight to read. The author focuses our gaze on both the biographical subject and the milieu in which Snow lived and worked. Penelope Rowland's impressive research and extensive interviews, combined with her sure touch as a storyteller, have yielded an engaging and compelling story.