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Józef Garliński was a Polish historian and author. He is best known for his book "The Auschwitz Volunteer: The True Story of Witold Pilecki" (1979), which tells the story of Pilecki's secret mission to Auschwitz. Garliński's book was the first to be published about Pilecki's mission, and it helped to bring Pilecki's story to the attention of the world.