Historian and educator, assistant professor at the Filip Friedman Center for Jewish Studies at the University of Lodz; member of the Polish Association for Jewish Studies, the European Association of Jewish Studies and the European Association for Digital Humanities. Author of the monograph: Wire Bound State. The Structure and Functioning of the Jewish Administration of the Łódź Ghetto, for which he received the History Award of the Polityka weekly. Editor of a number of source publications on the history of the Łódź Ghetto and personal testimonies. Manager of projects: Lexicon of the Łódź Ghetto and Topography of the Holocaust. Historical Atlas of the Łódź Ghetto.