Brooklyn-based guitarist, composer, and MacArthur fellow Mary Halvorson’s new album About Ghosts features eight new compositions by Halvorson, performed with her sextet Amaryllis, the improvisatory band that also was featured on her critically praised albums Amaryllis, Belladonna, and Cloudward. Amaryllis comprises Halvorson, Patricia Brennan (vibraphone), Nick Dunston (bass), Tomas Fujiwara (drums), Jacob Garchik (trombone), and Adam O’Farrill (trumpet). Saxophonists Immanuel Wilkins and Brian Settles join the ensemble on five tunes, including lead track ‘Carved From’. About Ghosts is produced and mixed by John Dieterich (Deerhoof).