Lady Katja is an Ancient Silver Dragon. She is well known as a powerful human sorcerer. She maintains good relations with the Pathfinder Society and she is an member (title: associate) of the Arcanamirium and spends time there frequently. While they do not know she is a true dragon they do recognize her as a powerful sorcerer. Not even the Archdean Lady Darchana knows who Katja really is.
She founded and is the head of The Rose, an organization dedicated to the helping those in need be it financial or otherwise. Katja created and is the head of Rose University, a place of higher learning for those who wish to make more of themselves.