endel Giezen works on the intersection between infrastructure and sustainable urban development within the field of Urban Planning. In particular he works on: the upscaling of low carbon urban initiatives; the impact of decentralised infrastructures on sustainable urban planning; and shifting governance patterns in circular urban systems. He has more than a decade of experience in course development, coordination and lecturing, and is the academic director of the Summer School "Planning the Circular City" and the coordinator of the courses "Climate Proof Cities" and "Spatial Implications of Environmental Change". He has published in a wide range of international peer reviewed ISI-ranked journals both collaboratively and as a single author. His article "Keeping it simple? A case study into the advantages and disadvantages of reducing complexity in mega project planning" has been selected in Bent Flyvbjerg's "Planning and Managing Mega Projects: Essential Readings." His recent work "Using Remote Sensing to Analyse Net Land-Use Change from Conflicting Sustainability Policies: The Case of Amsterdam" has led to two motions for nature inclusive cities in both the National Parliament and the Amsterdam Municipal Council. His interdisciplinary background and interest are particularly useful in research and education on complex societal challenges that require cooperation between disciplines