Rudolf Hoess’ wiki bio is sickening. But we must not forget the horrors of human cruelty. The truth must be faced even if the reading is painful.
He was hanged by the Poles in 1947, but seemed to have expressed remorse & a spiritual conversion before being executed.
On the other hand, Ilsa Koch the Bitch of Buchenwald hanged herself in prison in 1967, unrepentant to the end.
You find typically with all the Nazi bigwigs that they joined the party in the 1920s and were already committing murders and other crimes back then.