Gwendolyn Sasse, born in Hamburg, is a social scientist specializing in comparative democracy and authoritarianism research, with a particular focus on Eastern Europe. She is the Scientific Director of the Centre for East European and International Studies (ZOiS) and has been the Einstein Professor at the Institute for Social Sciences at Humboldt University of Berlin since 2021. She has previously served as Professor of Comparative Politics at the University of Oxford and continues to be a Senior Research Fellow at Nuffield College, Oxford, and Non-Resident Senior Fellow at Carnegie Europe think tank. Her research spans democratization, authoritarianism, protests, war, and migration. Her recent work has focused on societal attitudes in Ukraine and displacement in and from Ukraine in the context of Russia’s war against Ukraine. She wrote »The Crimea Question: Identity, Transition, and Conflict« (Harvard University Press 2007; paperback 2014), which won the Alexander Nove Prize of the British Association for Slavonic and East European Studies. In October 2022, she published »Der Krieg gegen die Ukraine« (2022, tr: The War Against Ukraine), with an updated English version »Russia’s War Against Ukraine« due to be released by Polity Press in September 2023.