Hans Langeveld studied tropical agronomy at Wageningen University. He started his career at the economic faculty of the Vrije Universiteit Amsterdam, where he worked on food production and land use issues. He specialised in sustainable agriculture at Wageningen University and Research Centre, developing into a specialist on a land use, nutrient management and climate (Greenhouse Gas emissions), analysing nutrient emissions, sustainable bioenergy and biobased economy. In 2008, Hans started a company, Biomass research, which serves governments, companies and NGO’s. Over the past few years, it provided input to complex issues related biomass availability, biobased economy and sustainable land use issues. Hans has co-authored books on agricultural systems, biomass and biobased economy, and has given over 200 presentations. He is board member of the Dutch Bioeconomy Federation.