Agent Zo

Clare Mulley uncovers the extraordinary life of Elżbieta Zawacka — code name Agent Zo — one of the only women to serve as a courier for the Polish resistance who later joined Allied special forces. Mulley’s research is meticulous, revealing Zawacka’s courage, complexity, and the moral weight of resistance work. The narrative balances thrilling wartime episodes with thoughtful reflection on gender, nationhood, and sacrifice. Mulley restores a remarkable woman to her rightful place in history. It’s gripping, moving, and essential.