Evaggelos Vallianatos, Ph.D., is a historian and ecological-political theorist. He studied zoology and history, Greek and European, at the University of Illinois and Wisconsin. He did postdoctoral studies in the history of science at Harvard. He worked on Capitol Hill and the US Environmental Protection Agency; taught at several universities, and authored hundreds of articles and several books, including Poison Spring (2014), The Antikythera Mechanism (2021), Freedom (2025) and Earth on Fire: Brewing Plagues and Climate Chaos in Our Backyards (World Scientific, 2026).