Crossin's initial tertiary education was at the Sydney Conservatorium of Music, where he was awarded a Diploma in Music Education specialising in guitar [REF].
In 2002, when the Flinders Street School of Music merged with the Elder Conservatorium,[REF] he joined the staff of the University of Adelaide, where he has served as Head of Choral Music, Head of Academic Studies, Deputy and Acting Director, and, during 2010-14, Director [REF].