Thomas Lützkendorf, Prof. Dr.-Ing. habil, is director of the Centre for Real Estate at Karlsruhe Institute of Technology (KIT). He holds a PhD (1985) and Habilitation (2000) in the area of implementing sustainable development principles within the construction sector. Within the scope of teaching and research activities he is concerned with questions relating to the integration of sustainability issues into decision making processes along the life cycle of buildings. Prof. Lützkendorf is a founding member of iiSBE and involved in standardisation activities at European (CEN TC 350) and international (ISO TC 59 SC 17) level.