Dr. Hide Sakaguchi is President, Ocean Policy Research Institute of the Sasakawa Peace foundation since April 2021. Previously, he was Executive Director, Japan Agency for Marine-Earth Science and Technology (JAMSTEC, 2018-2021). He joined JAMSTEC in 2003 and led various earth science programs as Director of the Institute for Research on Earth Evolution and Director of the Department of Mathematical Science and Advanced Technology. He specializes in granular and fracture mechanics, simulation science and programming, earthquake mechanisms and plate tectonics and oceanography. He worked as Principal Research Scientist at the Commonwealth Scientific and Industrial Research Organisation (CSIRO), Australia (1998 – 2002) and Adjunct Professor at Earthquake Research Institute, University of Tokyo (2002 – 2003). He has Ph.D from the Graduate School of Agriculture, Kyoto University.