Henrik Smith-Sivertsen is a research librarian in the Music and Theatre Department at The Royal Library, Copenhagen. He did his Ph.D. in 2008 on Danish cover version of international pop and rock songs focusing on ideas of authenticity and originality within rock culture. He has since both done ethno musicological studies of actual Danish popular music and historical research at Danish Folklore Archives. Since 2011 Smith-Sivertsen has been responsible for the popular music collections at The Royal Library, including its jazz archives.