Is Executive Director of the Institute of Spatial Planning at TU Dortmund University, Germany. He holds a diploma in spatial planning and a PhD in urban planning. His habilitation treatise was about “Spatial Planning and Risk”. Greiving is author of about 170 publications. He has been in charge of 17 European research projects and many more nationally funded projects and advisory statements on disaster risk assessment and management, but also adaptation to climate change. In parallel, he runs the consultancy company “plan + risk consult”.