Henryk Hiż
Henryk Hiż (8 October 1917 – 19 December 2006) was a Polish analytical philosopher specializing in linguistics, philosophy of language, logic, mathematics and ethics, active for most of his life in the United States, one of the youngest representatives of the Lwów–Warsaw school. A disciple of Tadeusz Kotarbiński, Hiż studied at the University of Warsaw. During the German occupation of Poland in the World War II, he participated in the Polish resistance movement as a cryptographer in the Home Army. In 1944 he took part in the Warsaw Uprising. In 1948, he defended his Ph.D. at Harvard University under W.V.O.