All of these are the result of the extraordinary attention he pays to everyday things and his surroundings, taking them out of their context and making them an artistic object or motif. By doing so, what is often banal becomes funny, paradoxical, or serious. Aside from fine art, Dahn has also been making music for decades. He is professor for painting at the Hochschule für Bildende Künste Braunschweig. His work is predominantly shown in German speaking countries, such as at the ZKM in Karlsruhe in 2005.