Irena Jurgielewiczowa (née Drozdowicz; 13 January 1903 – 25 May 2003) was a Polish teacher and writer of children's literature and young adult literature. During World War II she was an underground teacher, member of Armia Krajowa, and participant of the Warsaw Uprising. After the war she was a lecturer at the University of Warsaw. She is best known for Ten obcy (That Stranger, 1961) and Inna. Source: Wikipedia (en)