He received Heinrich Himmler's permission to work in Auschwitz from 1944 on One of Verschuer's best known assistants was Josef Mengele, who as one of the SS physicians at the Auschwitz death camp, later became known as the "Angel of Death"

Verschuer was never tried for war crimes despite many indications that he not only was fully cognisant of Mengele's work at Auschwitz, but even encouraged and collaborated with Mengele in some of his most grisly research.

Dr. Otmar von Verschuer