This whole case in general is absolutely crazy. Literally decades of people telling various authorities about Raniere, and nothing. Even the Dalai Lama got duped into supporting Nxivm!
If anyone is interested in this, HBO has a docuseries called "The Vow" out. It focuses on Edmonson's story, as well as on some other people she worked with to get the info out. The whole thing is absolutely nuts -- the rabbit hole just keeps going deeper.