Roii Ball is a social historian of nineteenth and twentieth century Germany and Central Europe and its colonial entanglements. He earned his PhD from the University of California, Los Angeles in 2021, with a dissertation on the social history of Prussian-German internal colonization in the Polish territories of Prussian before WWI (Supervisor: David Sabean). Roii is currently a Postdoctoral Lead Researcher at the Cluster of Excellence Religion and Politics at the University of Münster. Roii’s work focuses on histories of (settler) colonization and their intersection with empire-making and nation-making. His research interests include kinship the history of knowledge, history of children and childhood, environmental history, and digital history. He held fellowships at the University of Cologne, the German Historical Institute in Warsaw, and the Leibnitz Institute for European History in Mainz. In the Summer Semester, he will be a research fellow at the KHK Global Dis:connect at the University of Munich.