Ira D. Sankey (1840-1908) was an American gospel singer, hymn writer, and music evangelist, closely associated with the revivalist movement of the late 19th and early 20th centuries. He is best known for his partnership with the evangelist Dwight L. Moody, with whom he traveled extensively, leading music in revival meetings. Sankey's genre primarily encompassed gospel music and hymns. Some of his notable works include "The Old Rugged Cross," "Jesus Saves," and "I Am Thine, O Lord," which have become staples in Christian worship. He also published several hymnals, including "Sacred Songs and Solos," which featured many of his original compositions and arrangements. Sankey's impact on music was significant, as he helped popularize gospel music in the United States and contributed to the establishment of a distinct American religious musical tradition. His innovative use of music in evangelism set a precedent for future gospel artists and shaped the way hymns were integrated into religious services, making them more accessible to congregations. His legacy continues to influence contemporary Christian music and worship practices today.