Josef Paul Kleihues is one of the great, internationally renowned German architects of the present day, who has had a far-reaching impact on both theory and practice of construction since the 1970s. Early on, Berlin was the geographical focal point of his work: his most important building projects in this city include the main workshop of the Berliner Stadtreinigung, the Kantdreieck Tower, the reconstruction of the Museum Hamburger Bahnhof as well as the Liebermann house and the Sommer house on Pariser Platz. Renowned authors direct attention to the different facets of his important work, thus providing fascinating insights into the architectural history and theory of the past decades.