Dr. Yasunori Sakurai is a professor in the Faculty of Fisheries Sciences at Hokkaido University in Japan. His research focuses on reproductive biology, strategy and stock fluctuations of gadid fish (walleye pollock, Pacific cod, and Arctic cod) and cephalopods (ommastrephid and loliginid squids) in relation to climate change, and the biology of marine mammals (Steller sea lion and seals). He has directed a number of national research projects and programmes focused on ecosystem-based management for sustainable fisheries in Japan. He has been a member of the Cephalopod International Advisory Counsel, Ecosystem Study of Sub-Arctic Ecosystem and the The North Pacific Marine Science Organization (PICES). He has been chair of the Japanese Society of Fisheries Oceanography since 2009.