Deputy Dean of Graduate Studies at the SGH Warsaw School of Economics. A graduate of the University of Warsaw, he holds a doctorate in Economics and a post-doctoral degree in History. In his academic work, he researches the political, economic and social aspects of Polish history in the 20th century with a special focus on the history of the People's Republic of Poland. He is the author of dozens of scientific papers and several hundred popular science works, a series of works on the history of the SGH, and educational publications - including school textbooks. Creator of the contents of the historical board game Kolejka, published in more than a dozen languages. Recipient of numerous awards for achievements in academic work, including History Book of the Year (honourable mention 2018), Klio (2019), Historia zebrana (2019) and numerous awards from the Rector of SGH. In 2024, he was nominated for the History Award from “Polityka” weekly. In 2021, SGH students awarded him the title of “Inspiration of the Year”.