Herta Oberheuser

Herta Oberheuser was a German Nazi physician and convicted war criminal who performed medical atrocities on prisoners at the Ravensbrück women's concentration camp. For her role in the Holocaust, she was sentenced to 20 years in prison at the Doctors' Trial, but served only five years of her sentence. A survivor of Ravensbrück called Oberheuser "a beast masquerading as a human".