Joanna Mattrey is a violist working in free improvisation, new music, and classical music. She uses extended techniques, modern compositional approaches, and electronic alterations to challenge the conventions of the viola. Joanna creates an embodied performance practice centered on ceremony and ritual. Recent and upcoming releases include, 'Soulcaster' (Notice Recordings, 2023) 'Strider' (Dear Life Recs, 2023) 'Oracle' (Relative Pitch Records, 2022) ‘Dirge’ (Dear Life Recs 2021). Mattrey is a current Roulette Resident, and past residencies include ISSUE Project Room, Banff's Creative Gesture for Composers and Choreographers, 14th Street Y, Wild Project, and MoMa PS1's ALLGOLD. Mattrey has performed with icons Tyshawn Sorey, Henry Threadgill, Marc Ribot, John Zorn, Mary Halvorson, Billy Martin, Elliott Sharpe, Miya Masaoka, and the International Contemporary Ensemble.