Wilfried Wang, Director of the Deutsches Architektur Museum (DAM) and Professor of Architecture at the Graduate School of Design, Harvard University. He is one of the Editors of the series books Architecture im 20. Jahrhundert (published by DAM and Prestel) on various European countries. Helga Kusolitsch, working in the DAM, studied history and art history in Vienna, where she has researched on cultural affairs with special emphasis on architecture. She has practised in the fields of architecture, conservation and building technology, and has been an editor on Austrian cultural policy.