Interview with the German artist Valentin Hertweck (b. 1978), living and working in Berlin. Berlin 05 - Valentin Hertweck - verbindlich is part of a series of interviews of international artists living and working in Berlin by the artist Osvaldo Budet. Produced by Shonah Trescott, directed / shot /edited and music by Osvaldo Budet, Audio by Parris Dewhurst. Special to Gitte Weise Gallery.