sentences:  She moved into music, teaching, composing, performing, and specializing in the study of Negro spirituals.Hill and her sister were honored at the Chicago World's Fair (1893) for their work in the progressive education program at the experimental kindergarten, the Louisville Experimental Kindergarten School.She wrote about music using the pen name Johann Tonsor, and her 1892 article "Negro Music", suggesting that the existing body of black music would be the basis of a distinctive American musical style, influenced Dvořák in composing the New World Symphony.