This book presents selected papers by the keynote speakers and other presenters from various disciplines and includes their opinions and evaluations. The Fourth Global Summit of Research Institutes for Disaster Risk Reduction (4th GSRIDRR, 2019): Increasing the Effectiveness and Relevance of our Institutes, sponsored by the Global Alliance of Disaster Research Institutes (GADRI) and Kyoto University, was hosted by and held at the Disaster Prevention Research Institute (DPRI), Kyoto University, Uji Campus, Kyoto, Japan, 13–15 March 2019..The Global Summit series provided a platform for...