Graham William Nash is a British-American singer-songwriter and musician. Nash is known for his light tenor voice and for his songwriting contributions as a member of the English pop/rock group the Hollies and the folk-rock supergroup Crosby, Stills & Nash. Nash became an American citizen on 14 August 1978 and holds dual citizenship with the United Kingdom and the United States.
David Van Cortlandt Crosby is an American singer-songwriter and musician. In addition to his solo career, he was a founding member of both the Byrds and Crosby, Stills & Nash.