Alex J Kay is senior lecturer in the Department of History at the University of Potsdam and lifetime fellow of the Royal Historical Society. He specialises in the history of Germany from 1918 to 1945, National Socialist policies of extermination, and comparative research on genocide and mass violence. He has published five acclaimed books on Nazi Germany, including 'The Making of an SS Killer' (2016) and the award-winning 'Empire of Destruction' (2021). His work has been translated into Polish, German, Italian and Spanish. He is a regular contributor to television documentaries and talk radio. As of March 2022, he is the holder of a three-year German Research Foundation scholarship.