In her time, Florence Foster Jenkins was a unique novelty in the history of music, an operatic coloratura who had all of the requisite charms and trappings worthy of a diva, minus the voice. Married to a wealthy industrialist and well entrenched in upper-crust New York society by 1912, "Madame" Jenkins obtained a divorce that year. The resulting settlement was handsome enough to set Jenkins up in style and to pursue her extensive charitable interests. She had already been studying voice for some time, and her charity fundraisers included such gala events as "The Ball of the Si...