Toshihiro Yamada (1969–) is a Japanese ecologist and a professor at Hiroshima University’s Graduate School of Integrated Sciences for Life. He earned his doctorate in science from Osaka City University and specializes in conservation biology and forest ecology. Conducting fieldwork mainly in the tropical forests of Malaysia, Indonesia, and other parts of Southeast Asia, he studies the mechanisms that allow numerous tree species to coexist and the effects of logging and agricultural development on biodiversity. He received the Ecological Society of Japan’s Oshima Award in 2015. “Furo choju no shinkagaku: Wareware wa naze ‘shi’ o eranda no ka” compares plants, animals, fungi, and other organisms with widely differing patterns of aging and longevity to examine whether death is inevitable for all life and how finite lifespans emerged through reproduction and evolution.