David Petráš (SK) is a sound collector and musician based in Den Haag. He studied at the Institute of Sonology in The Hague and the Janáček Academy of Music in Brno. He is a founder of the association and festival RUINY.

David Petráš (SK) is a sound collector and musician based in Den Haag. He studied at the Institute of Sonology in The Hague and the Janáček Academy of Music in Brno. He is a founder of the association and festival RUINY.