Siarr Tepinnnel was an outspoken critic of the Corporate Sector Authority. Tepinnnel's subversive views came to the attention of the Authority's Security Division and Tepinnel's name was included on a list of critics and other troublemakers compiled by the division's Executive Viceprex, Mirkovig Hirken. Tepinnel was later arrested by the Security Police and imprisoned at the Stars' End penal facility.