Concordance is Susan Howe's and David Grubbs's fifth album in the fifteen years of their unexpected and richly satisfying collaboration. Here they've pared down their materials to voice and piano, aspiring to the hushed intensity of their live performances. What had previously resulted from Grubbs's recomposition of recorded materials now arrives as unadorned duo performance.1. Concordance (Part One)2. Concordance (Part Two)