an Entity references as follows:
Jacek Jan Kuroń (Polish pronunciation: [ˈjat͡sɛk ˈjan ˈkurɔɲ]; 3 March 1934 – 17 June 2004) was one of the democratic leaders of opposition in the People's Republic of Poland. He was widely known as the "godfather of the Polish opposition," not unlike Václav Havel in Czechoslovakia. Kuroń was a prominent Polish social and political figure known for his efforts at reforming societies under the control of the Soviet Union. As an educator and historian, he first postulated the concept of a de-centered movement that would question the totalitarian system and its personality cult. Kuroń started out as an activist of the Polish Scouting Association trying to educate young people that would take charge of the future; he later co-founded with Antoni Macierewicz the Workers' Defence Committee or KO