She also studied at the School of the Art Institute of Chicago and was later instructed privately by artists John Hafen, George M. Ottinger, J. T. Harwood, Herman Haag, Mary Teasdel, and Henry Taggart.
[5][2] Horne was made chair of the Utah's Liberal Arts Committee for the 1893 Columbian Exposition and World's Fair in Chicago.
[6] In 1904, she served as a delegate on behalf of the Relief Society to the International Congress of Women held in Berlin, where she delivered two addresses.
[4] She was a leader and advocate in numerous other ways, including as a regent of the Daughters of the Revolution and the Chair of the Utah branch of the National Peace Society.
[1] Horne also played a role in organizing the Women's Chamber of Commerce in Salt Lake City as well as the Smokeless Fuel Federation.
A portion of her introduction to the book reads, "God has created gifts, and men work so that we are not without poets, painters, sculptors, architects, craftsmen, gardeners and home makers.
[8] Starting in the 1920s, Horne ran an art gallery with the main goal of exhibiting and selling works of inter-mountain artists.