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David Mansfield (born September 13, 1956) is an American musician and composer. Mansfield was raised in Leonia, New Jersey. His father, Newton Mansfield was a first violinist in the New York Philharmonic. David played guitar, pedal steel guitar and fiddle in his first band, called Quacky Duck and His Barnyard Friends, which also included two sons of Tony Bennett. Bob Dylan asked Mansfield to tour with him on his 1975 Rolling Thunder Revue tour; he remained in Dylan's band through their 1978 world tour.