Catherine Elizabeth Pierson is an American singer, lyricist, and founding member of the B-52s. She plays guitar, bass and various keyboard instruments. In the early years, as well as being a vocalist, Pierson was the main keyboard player and performed on a keyboard bass during live shows and on many of the band's recordings, taking on a role usually filled by a bass guitar player, which differentiated the band from their contemporaries. This, along with Pierson's distinctive wide-ranging singing voice, remains a trademark of the B-52s' unique sound. Pierson has also collaborated with many other artists including the Ramones, Iggy Pop and R.E.M.