Mary Halvorson is a guitarist, ensemble leader, and composer who continually pushes against established musical categories with a signature instrumental sound and an aesthetic that evolves with each album and musical configuration. She melds deep jazz roots with experimental rock, folk, and other musical traditions, reflecting a wide range of stylistic influences. Halvorson began her recording career as a member of jazz-rock quartet Friendly Bears in 2002. Two years later, as a member of Anthony Braxton's group, she appeared on Quintet (London) 2004, and established herself as...