Stephen Stills is a renowned American singer-songwriter and multi-instrumentalist, best known as a key member of the folk-rock groups Buffalo Springfield and Crosby, Stills & Nash (CSN). His musical style is characterized by his distinct blend of rock, folk, and blues, with a particular emphasis on intricate guitar work and poignant songwriting. Stills' influential works, such as "For What It's Worth" and "Love The One You're With", have shaped the landscape of American rock music. Notably, he is the first person to be inducted into the Rock and Roll Hall of Fame twice in the same night for his work with both bands.