Helen Mirra’s many solo exhibitions include shows at The Renaissance Society at the University of Chicago, Berkeley Art Museum, KW Institute for Contemporary Art, and Haus Konstruktiv, and she participated in both the 50th Venice Biennial and the 30th Sao Paulo Biennial. Mirra has received awards from the Louis Comfort Tiffany Foundation, the Richard H. Driehaus Foundation, and Artadia. She was artist-in-residence at the Consortium for the Arts at the University of California, Berkeley and at the Isabella Stewart Gardner Museum, and has been a guest of the DAAD Künstlerprogramm (Berlin), Office for Contemporary Art Norway (Oslo), Stiftung Laurenz-Haus (Basel), and Iaspis (Stockholm).

Ernst Karel’s audio work includes electroacoustic improvisation and composition, location recording, and sound for non-fiction films. Together with Pawel Wojtasik and Toby Kim Lee, he made Single Stream, a large-scale video and four-channel audio installation commissioned by the Museum of the Moving Image in Queens, New York in 2013. Since 1999 Karel has performed and recorded together with Kyle Bruckmann in the electroacoustic duo EKG. Films for which Karel has edited and mixed sound include SweetgrassForeign PartsLeviathan, and Yumen. His most recent albums composed with location recordings are Materials Recovery FacilitySwiss Mountain Transport Systems, and Heard Laboratories.