Erling E. Guldbrandsen is professor at the Department of Musicology, University of Oslo where he leads the research group, '20/21 - Musical Trajectories Today'. He has carried out research at IRCAM (Paris) and at the Paul Sacher Foundation (Basel) and received the King's Gold Medal for his work on Boulez. His 2006 article on Mahler and Boulez was awarded the Norwegian prize, 'Scientific Article of the Year'. He has published widely on Wagner and musical drama, musical modernism, music history, analysis, performance practice and aesthetic experience.