So this is Atris one of the Jedi Masters during the Old Republic,  She served as a historian and was part of the council when the Jedi Exile was stripped of his/her power, She Runs a secret academy on the Planet Telos with a group of echani warriors. She still held a bitter resentment for the exile for leaving the Mandalorian Wars because it led him/her closer to the dark side, but Ironically she was studying Sith Holocrons Herself.