The German architectural practice KSP has become a leader in nnovative reconstruction and redesign of old buildings. This survey features a number of their projects throughout Germany - the refurbishing of an office tower in the heart of Frankfurt; a housing complex converted to a hotel; a state-of-he-art library that once housed a bank; and more. Interviews with engineers, architectural historians, and conservators offer a wide variety of perspectives on the value of re-use, the mportance of historical preservation, and the possibilities ofonversion. The examples put forth in this collection include photographs and plans of each project, and create a valuableeference work for anyone interested in this vital aspect ofenewable living. AUTHOR: Enrico Santifaller is an award-winning architectural critic based in Frankfurt, Germany. Jurgen Engel and Michael Zimmermann are the owners of KSP Engel und Zimmermann Architekten. 200 illustrations