Probably the bravest man, for the longest time, I have ever read about of any period in history. If ever a life deserved a major movie...<p>He did so much for Poland, yet was ultimately shot in the back of the head by a communist Pole, after the show trial in 1948, and after months of torture. He'd been trying to gather information of Soviet bloc atrocities.<p>The Volunteer by Jack Fairweather, published last year is well worth a read.<p><a href="https://www.amazon.co.uk/Volunteer-Mission-Underground-Auschwitz-Greatest/dp/0753545160" rel="nofollow">https://www.amazon.co.uk/Volunteer-Mission-Underground-Ausch...</a><p>Edit: You can also get the reports themselves, with little extra translated to English. <a href="https://www.amazon.co.uk/Auschwitz-Volunteer-Beyond-Bravery/dp/1607720094" rel="nofollow">https://www.amazon.co.uk/Auschwitz-Volunteer-Beyond-Bravery/...</a>