Arnold Tukker was for 70% of his time Director of the Institute of Environmental Sciences (CML) from October 1, 2013 until August 31, 2022 at Leiden University. Before October 2013, he was Business line manager Societal Innovation and Economy at TNO, a large not for profit research organization in the Netherlands, where he retains a 30% position as senior researcher. Arnold set up prominent EU projects in the field of sustainable product design (SusProNet) and sustainable consumption and production (SCORE!) and was core member of the 10 Million Euro Dutch Knowledge Network on Sustainable System Innovations. He currently co-ordinates a string of major programs of some 15 million Euro with some 20 key European research institutes in the field of resource-efficiency, a.o. constructing the world’s most ambitious and detailed global energy/resource/economic input-output databases and models (EXIOBASE). He authored 6 books, 47 refereed papers and 7 special issues on sustainability research. He has been engaged with work of the UN on the Green Economy Initiative, the Resources Panel, the Ten Year Framework of Programs on Sustainable Consumption and Production, and Sustainable Development Goals.