Earl Scruggs was a pioneering American bluegrass musician, renowned for his innovative three-finger banjo picking style. This technique, often referred to as 'Scruggs style,' revolutionized the sound of bluegrass music and set a new standard for banjo players. His work with groups like Flatt and Scruggs popularized bluegrass in the mid-20th century, influencing generations of musicians and solidifying his legacy in American music history.