Senior Fellow at the Department for Belarus, Ukraine and Moldova since 2022. Previously worked at the Ministry of Culture and National Heritage and at the POLONIKA National Institute of Polish Cultural Heritage Abroad. A PhD graduate from the Institute of History of the Polish Academy of Sciences.
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Ukraine - political and social aspects
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Russo-Ukrainian War
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J. Ber, On the threshold of a third year of war. Ukraine’s mobilisation crisis, OSW Commentary, 09.02.2024
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J. Ber, At war with nature. The impact of the Russian invasion on Ukraine’s natural environment, OSW Commentary, 07.12.2023
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From Popasna to Bakhmut. The Wagner Group in the Russia-Ukraine War, OSW Commentary, 28.04.2023
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Ormianie polscy w Besarabii, Lehahayer. Czasopismo poświęcone dziejom Ormian polskich, tom 4 (2017)