Theguardian iconTheguardianAug 17, 2026 ~1 min source read

Conversations with an Executioner: a chilling classic reveals the mind of a Nazi mass murderer

Polish war hero Kazimierz Moczarski spent 255 days sharing a cell with an SS general. One of them was Jürgen Stroop – a war criminal and SS general who had led the infamous destruction of the Warsaw ghetto and was responsible for the murder or capture of more than 56,000 Jews.

Conversations with an Executioner: a chilling classic reveals the mind of a Nazi mass murderer

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Polish war hero Kazimierz Moczarski spent 255 days sharing a cell with an SS general.

One of them was Jürgen Stroop – a war criminal and SS general who had led the infamous destruction of the Warsaw ghetto and was responsible for the murder or capture of more than 56,000 Jews.

A celebrated figure in modern-day Poland, Moczarski was regarded as a threat to the power of the postwar communist regime in the country.

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Polish war hero Kazimierz Moczarski spent 255 days sharing a cell with an SS general. One of them was Jürgen Stroop – a war criminal and SS general who had led the infamous destruction of the Warsaw ghetto and was responsible for the murder or capture of more than 56,000 Jews. A celebrated figure in modern-day Poland, Moczarski was regarded as a threat to the power of the postwar communist regime in the country.

How it works

  • Like other resistance members, he was accused of collaboration and arrested.
  • Moczarski, who spoke German, used his imprisonment with Stroop as an opportunity to investigate a question: what turned some Germans into mass murderers, seeking to impose their " Ordnung ", order, across...
  • His book about the experience, Conversations with an Executioner, was published in 1977.
  • An instant bestseller, it was performed as a play the same year, directed by Andrzej Wajda.
  • It is finally being published in the UK this month, in its first uncensored translation into English by Sean Gasper Bye.

Example or evidence

  • Nearly 50 years after it was published, an uncensored version of his account is appearing in English for the first time In 1949, Kazimierz Moczarski, a leading member of the Polish resistance, was in his...

Details worth keeping

They shared the same four walls for 255 consecutive days.

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