What is ‘malignant normality’?

The interior of the crematorium at the first gas chamber ever built in the infamous World War II Auschwitz concentration camp in Poland. Hitler’s Aryan race supremacy ideology made it seem acceptable to dehumanise and kill groups of people like the Jews and Romany. — Filepic

Yes.

This term was believed to be coined by Harvard Medical School psychiatrist Dr Robert Jay Lifton in 2017.