Eugen Kogon

Eugen Kogon (2 February 1903 – 24 December 1987) was a German historian and Nazi concentration camp survivor. A well-known Christian opponent of the Nazi Party, Kogon was arrested more than once and spent six years at Buchenwald concentration camp. Known in Germany as a journalist, sociologist, political scientist, author, and politician, he went on to be considered one of the "intellectual fathers" of both West Germany and European integration. His 1946 book '''' still stands as a basic reference on Nazi crimes. Provided by Wikipedia