An influential American blues musician of the 20th century, Willie Dixon (1915–1992) was a prolific songwriter, bassist, singer, and record producer. He penned countless blues standards, many of which became rock and roll hits for other artists, solidifying his role as a foundational figure in both genres. His compositions, such as "Hoochie Coochie Man" and "Spoonful," are cornerstones of the blues canon and continue to be widely performed.