Eugen Kogon

Eugen Kogon (2 February 1903 – 24 December 1987) was a historian and Nazi concentration camp survivor. A well-known Christian opponent of the Nazi Party, he was arrested more than once and spent six years at Buchenwald concentration camp. Kogon was known in Germany as a journalist, sociologist, political scientist, author, and politician. He was considered one of the "intellectual fathers" of both West Germany and European integration.