During his years running Safe Haven, Klaus had interviewed hundreds of German civilians, and he had developed the belief that many “ordinary Germans” had profited from the Nazi Party and had had a tacit understanding of what was happening to the Jews. In his role as the State Department representative on the JIOA, Klaus argued that the Germans at issue were not brilliant scientists who had been unwittingly caught in a maelstrom of evil but rather that they were amoral opportunists of mediocre talent.

