Julius Kranefuss, head of Zwei Drei Architekten GmbH and lecturer at the Chamber of Crafts and Skilled Trades of Berlin, studied architecture at the Bauhaus University in Weimar and Universitá degli Studi Roma Tre in Rome until 2007. He finished his studies „summa cum laude“ in architectural theory about integration of classical harmonies and proportions under Prof. Kari Jormakka. His interests lie in interdisciplinary methods, questions about the impact of new media on architecture and product design such as integral use of ecologic construction, energy efficiency and building technology. Even in his youth, Kranefuss was interested in contemporary art and architecture. He judged the Latvian Architectural Award in 2010 and worked in international and renowned firms like OMA, Fuksas, Ingenhoven and Max Dudler. He lives and works as an architect and energy efficiency consultant in Berlin where he founded his young firm ZDA in 2010 and teaches heat bridge calculation at the Chamber of Crafts and Skilled Trades of Berlin.