The secret diary of Edgar Kupfer-Koberwitz from his imprisonment in the Dachau concentration camp has been published in the form of a graphic novel, YouTube film and online text. Kupfer-Koberwitz was a political prisoner in the Nazi camp from November 1940 until liberation on April 29, 1945. The German-language project, titled “Ein Überleben lang”, tells the story of his experiences with harrowing texts and haunting images, without pathos and based on facts. Original quotes from the Wroclaw-born author, who died in Stuttgart in 1991, are embedded in a fictional plot: In May 1945, he describes …