Chair, oral and maxillofacial surgery, 2019-2021 Professor, oral and maxillofacial surgery, since 2011 Associate professor, oral and maxillofacial surgery, since 2008 Oral and maxillofacial surgeon, private practice, Oslo, since 2004 Consultant, TAKO-center (Center for rare diseases) 2004-2011 2004: Specialist, oral and maxillofacial surgery 1994: PhD (PhD thesis: Human saliva, physiological and biological characterization of some components)