Jonas Østergaard Nielsen is Professor of Integrative Geography at the Geography Department and research group leader at the Integrative Research Institute for Transformation of Human-Environment Systems (IRI THESys) at the Humboldt-Universität zu Berlin, Germany. He received his PhD in human geography from Copenhagen University, Denmark, in 2010. He has conducted extensive research on land-use change and climate change adaptation. He is on the Scientific Steering Committee of the Global Land Programme.