c) Les Paul

Les Paul, an American musician and inventor, is celebrated for his invention of multi-track recording and the solid-body electric guitar. His work in the mid-20th century revolutionized music production and the sound of modern music. The multi-track recording technique allowed for separate recording of different sound sources, enabling artists to layer sounds and create complex recordings. Les Paul’s solid-body electric guitar design contributed to the development of rock ‘n’ roll music by producing a clear, sustained sound. His inventions have had a lasting impact on the music industry, changing the way music is recorded and performed and influencing countless musicians and producers.