Dr. Jaakko Heinonen is principal scientist at VTT Technical Research Centre of Finland Ltd. He has more than 20 years’ experience of research in Arctic technology. He has led several Arctic research projects. Ice loads due to drifting sea ice on offshore structures is one of his main research topics, especially to understand the challenges caused by ice ridges on support structures. His recent research activities have focused on structural performance of offshore wind turbines in ice-covered sea areas in close collaboration with the industry world-wide. Dr. Heinonen has a background as mechanical engineer and graduated 2004 as Doctor of Science from Technical University of Helsinki (nowadays Aalto University).