Dariusz Kowalski - a psychologist by training, a filmmaker by choice. During the Polish transformation, he participated in the production of the BBC series "In Solidarity" directed by Bolesław Sulik. He co-founded one of the first independent production companies created after the fall of communism – Widark Film and Television Production. In the 1990s, the company produced educational and documentary films for Polish Television and non-governmental organisations, such as PAH [Polish Humanitarian Action] and the Helsinki Foundation for Human Rights. The originator and the first head of the festival "Watch Docs. Human Rights in Film". Since 2007, he has been associated with Ragusa Film, where, together with producer Lucyna Kowalska, they have been producing socially engaged films.