BJ Nilsen (Sweden) is a composer and sound artist based in Amsterdam. His work primarily focuses on the sounds of nature and how they affect humans. Recent work has explored the urban acoustic realm and industrial geography in the Arctic region of Norway and Russia. His original scores and soundtracks have featured in theatre, dance performances and film, in collaborations with Chris Watson, Jóhann Jóhannsson, Stilluppsteypa and others. In 2014, Nilsen collaborated with filmmaker Karl Lemieux on the audiovisual work unearthed, which was presented along with the Sonic Acts publication The Geologic Imagination.