James Esposito received his Ph.D. from Ohio State University in 2024. His research areas are environmental history, military history, and the history of technology. A specialist in Envirotech, his research focuses on the history of artificial breathing apparatus and the exploration of extreme environments. His dissertation, “Last Breath: Artificial Breathing Apparatus at Work and War in Britain 1905-1945” explores the connections between physiological research, military planning, and technological innovation at the Siebe-Gorman company during the first half of the twentieth century.