Short biography: Mr Rissanen has a Master’s degree in mechanical engineering from Helsinki University of Technology. He has worked in the wind industry for 15 years. In 2003-2006 and 2011-2019 he worked at VTT Technical Research Centre of Finland Ltd in Wind Power team. Since 2019 he has been working as adviser at Kjeller Vindteknikk. At Kjeller Vindteknikk, he works with commercial and R&D-projects, mainly related to icing losses, wind resources, energy yield assessment and post construction production analysis. In his free time, he enjoys fishing and skiing.