Due to the exhibition of 4a Architekten"Relationships - Site, People, Space" in the architecture forum "Die Raumgalerie" Thomas Geuder talks to the 4a partners Ernst Ulrich Tillmanns and Andreas Ditschuneit. It is (of course) about the exhibition, about "relationships" and much more...
For those who could not be there live, the conversation is also online available: https://www.youtube.com/watch?v=ZFGWwEtjilM