Abel Christoffer Hagen-Aga Subject manager Department of media, music and communication Fagskolen Kristiania AbelChristoffer.Hagen-Aga@kristiania.no+47 454 62 833 Kristiania University of Applied SciencesAbout KristianiaEmployeesFagskolen KristianiaDepartment of media, music and communicationAbel Christoffer Hagen-Aga