He was best known in the banjo world for his recording, with the late Eric Weissberg, the album “New Dimensions in Banjo and Bluegrass,” (later re packaged as the soundtrack from Deliverance) which, for its time (1963), was on the cutting edge of 5-string banjo playing. Brickman then morphed into an award-winning movie and Broadway writer, often collaborating with Woody Allen. He was 85. If you have access, the New York Times obituary is here: