ALT Ken Hayami (left), born in 1956, obtained his master’s degree in 1981 from the University of Tokyo and began his career as a researcher at the NEC Corporation. He obtained PhD degrees from the Wessex Institute of Technology (1991) and the University of Tokyo (1993), respectively. In 1993, he joined the faculty of the University of Tokyo and later he moved to NII/Sokendai, where he is now professor emeritus. Ken Hayami has been the president of the Japan SIAM since June 2023.
Hisashi Okamoto (right), born in 1956, obtained his PhD from the University of Tokyo in 1985, supervised by Hiroshi Fujita. He previously held positions at the University of Tokyo and the Research Institute of Mathematics (Kyoto University), and is now at Gakushuin University in Tokyo. He was an invited speaker at the 1998 International Congress of Mathematicians in Berlin. Hisashi Okamoto has been the editor-in-chief of the Japan Journal of Industrial and Applied Mathematics since 2016.
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