Given name: Hersz Family name: Wasser

Poale Zion-Left activist. In the Warsaw Ghetto he was a member of the Party Committee. He also collaborated with the party press. The secretary of Ringelblum's Archive - 'Oneg Szabat,' the secretary of the Refugee Committee Headquarters. Active activist of the social self-help. Was an important figure in YIKOR (the Jewish Cultural Organization). Active conspirator, after having left the ghetto lived on the 'Aryan side.' Survived the war. Moved to Israel.