Marco Armiero, Director of the Environmental Humanities Laboratory at the Royal Institute of Technology (KTH) in Stockholm, is an environmental historian. He is one of the founders of the environmental history field in Italy, authoring, among other works, the first Italian textbook on the subject. His main topics of study have been the history of environmental conflicts over property rights and access to common resources (forests and sea), the politics of nature and landscape in Italian nation-building, and the environmental history of mass migrations. After short periods of research at the University of Kansas and Brown University, he worked at the Program in Agrarian Studies at Yale University, at the Environmental Science, Policy, and Management Department at the University of California, Berkeley, and at the Bill Lane Center for the American West, Stanford University. He was a Marie Curie fellow at the Autonomous University in Barcelona. He is an affiliate researcher at the Center for Social Studies at the University of Coimbra, Portugal, where he is a member of the team for the Marie Curie Initial Training Network in Political Ecology. He holds a permanent position as senior researcher at the Italian National Research Council.