Pope Gregory VII (ca. 1020/1025-May 25, 1085), born as Hildebrand, was elevated to the papacy in 1073, and remained pope until his death.
One of the great reforming popes, Gregory is perhaps best known for the part he played in the Investiture Controversy, which pitted him against the emperor Henry IV.
... of medical doctors, are doctors themselves. Quackery doesn't have to deal with their wrongs of the past, they don't call themselves quacks, they can change their name ...