David Van Cortlandt Crosby
(born August 14, 1941) is an American guitarist, singer, and songwriter. In addition to his solo career, he was a founding member of three bands: The Byrds, Crosby, Stills & Nash (who are sometimes augmented by Neil Young), and CPR. Crosby is a member of the Rock and Roll Hall of Fame for his work in The Byrds and CSN.Stephen Arthur Stills
(born January 3, 1945; Dallas, Texas) is an American guitarist and singer/songwriter best known for his work with Buffalo Springfield and Crosby, Stills & Nash (and Young). He has performed on a professional level in several other bands as well as maintaining a solo career at the same time. Stills was ranked #28 in Rolling Stone Magazine's 2003 list of "The 100 Greatest Guitarists of All Time".