di San Leonardo in 1998. Their collaborations include Charge Field and Palace of Mind. They agreed to separate amicably in 2005. Art works from this period include the outdoor audio installation The Keening Towers (2003) for the 2nd Gothenburg Biennial composed with children's voices, played continuously for 90 days over speakers suspended 25 meters above the entrance to the Gothenburg Art Museum, as well as the performance event Voice Contact (1998–2000) where volunteer participants enter alone, nude and blind into an empty room as Duncan, also nude and blind, responds uniquely to each according to their movements within the space. The first Voice Contact event was held in a modified suite at the five-star Lydmar Hotel in Stockholm in 1998. Video from this period includes The North Is Protected, based on the text with the same title written by Leif Elggren. Duncan's work with radio continued and expanded. Cross Radio broadcasts were three-hour live experimental music programs produced and hosted by Duncan, aired weekly from 23:00 to 02:00 over Radio Onde Furlane in Udine, syndicated over Resonance FM in London, Radio Autonoma in Madrid, Radio Kinesonus in Tokyo and WPS1 in New York. Over Radio Onde Furlane, each show continued until 05:30. Audio releases from this period include Crucible, Tap Internal, Palace of Mind (cited above), Nav with Francisco López, Fresh with zeitkratzer, Phantom Broadcast, Infrasound Tidal from sources by Densil Cabrera, Tongue with Elliott Sharp, Presence with Edvard Graham Lewis and Da Sich Die Machtgier... with sources by Asmus Tietchens. Bologna Duncan relocated to Bologna in 2005, setting up a studio near Porta San Vitale. His first project here was the production of The Error, a 50-page hardbound book measuring 40 x 60 cm. of his writings and photographs, printed by letterpress in an edition of 10 copies. The Error was first included together with a DVD video version of the work in Dialogue 1 at Gallery Enrico Fornello in Prato, Italy, curated in 2006 by Simone Menegoi. Copies of The Error are in the collections of Niklas Belenius, Leif Elggren, Piergiorgio Fornello, Paul McCarthy, Giuliana Stefani and François Kaeser, who sponsored the production. In 2006 he recorded Our Telluric Conversation with Carl Michael von Hausswolff and Nine Suggestions with Pan Sonic members Mika Vainio and Ilpo Väisänen. The audio installation The Garden with Valerio Tricoli was included in the 2006 edition of Eco e Narciso held at the