She was rumored to be a witch, and considered to have wielded a significant and disliked influence over her son and the affairs of state.
Curatus Petrus is mentioned in his office in 1526, when he acted on the behalf of king Gustav Vasa during negotiations in Sala.
After the death of Gustav I in 1560, she kept her position at the palace when it was made residence of the court of the queen dowager Catherine.
Her son Jöran was appointed adviser of the new monarch, Eric XIV, and often considered as the country's real regent during the 1560s.
The two brothers became eminently unpopular, and Anna herself was rumored by the propaganda to influence them and affect their rule through magic.