Runcible studied at the Time Lord Academy at the same time as the First Doctor and his friends. He was hall monitor in the Academy dormitory, whose job it was to make sure students stayed in their rooms after dark. He clashed with the Deca on numerous occassions, taking a dislike to all its members. Runcible shouted at the Doctor and Badger as they argued in the halls of the Academy after dark. As Runcible followed them up some stairs, Badger pushed him, causing him to fall to the bottom. (PROSE: Divided Loyalties)
Both had been pupils of Borusa, but Runcible could not recall the exact circumstances surrounding the Doctor's departure from Gallifrey.