Linux is not in the public domain. Linux is a cancer that attaches itself in an intellectual property sense to everything it touches. That's the way that the license works.
Bio: Mordechai Anielewicz was the leader of Żydowska Organizacja Bojowa, also known as ŻOB, during the Warsaw Ghetto Uprising from January to May 1943. His predecessor in command was Pinkus Kartin.