Jerome Kern (1885–1945) was an influential American composer primarily known for his contributions to musical theater and popular music. His work spanned various genres, including Broadway musicals and film scores, and he is celebrated for his sophisticated melodies and innovative use of harmony. Kern's most notable works include the landmark musical "Show Boat" (1927), which featured the classic songs "Ol' Man River" and "Can't Help Lovin' Dat Man." This production is credited with elevating the musical theater form by integrating music, lyrics, and narrative in a cohesive manner. Other significant works include "Sunny" (1925) and "Roberta" (1933), with hits like "Yesterdays" and "The Way You Look Tonight." Kern's impact on music is profound; he is regarded as one of the pioneers of the American musical, influencing subsequent generations of composers. His blending of jazz influences with traditional musical forms helped shape the sound of American popular music. Kern's legacy endures in the countless renditions of his songs and their continued presence in contemporary performances and adaptations.