At the 53rd GRIPS Forum on October 24, 2011, Dr. Hiroyuki Yoshikawa, Director-General of the Center for Research and Development Strategy at the Japan Science and Technology Agency, gave a lecture entitled “Roles and Missions of Scientists in the Fukushima Accident.” He described the roles and responsibilities that scientists ought to have played in the face of the Fukushima nuclear power plant accident. The forum provided a unique opportunity to enrich the audience’s understanding of science and scientists.