Christian Aftreth Eriksen (b. 1987) studied Trombone performance at the Music Conservatory in Trondheim, Norwegian State Academy of Music and the Royal Academy of Music Aarhus, under professor Ingemar Roos and professor Niels-Ole Bo Johansen, in addition to private studies with Doug Elliott. Equally at home in both the orchestra, wind ensemble and big band, he now works as a freelance Trombonist on tenor, bass, sackbut, teacher and big band leader. In addition to his career as a performer, he also works as an arranger, and has written arrangements for school wind bands and professional ensembles. Eriksen has also composed music for several theatre plays.