Sarah Neufeld is a violinist and composer based in Montréal, Canada. Best known as a member of Arcade Fire, she is also a founding member of the acclaimed contemporary instrumental ensemble Bell Orchestre and has performed and recorded with many other groups, including the Luyas, Esmerine and Little Scream. Hero Brother was recorded in Berlin by pianist and producer Nils Frahm, who captures Neufeld's performances in a number of locations with site-specific acoustics, including an abandoned geodesic dome, an underground parking garage, and the legendary Studio P4 orchestral recording hall.