Mattias was born in Stockholm, Sweden in 1976. He studied classical composition with Sven-David Sandström and Per Mårtensson at Gotland’s School of Composition and with Pär Lindgren and Bill Brunson at The Royal College of Music in Stockholm, where he is now a Senior Lecturer in Composition. As a composer he writes everything from orchestral music to solo pieces, and he is equally comfortable with electronic and acoustic music. His music has been performed all over the world, particularly hos choral works. Mattias is also an experienced live electronic music performer and improvisor with solo performances and various collaborations. He has long been part of the experimental music scene in Stockholm and is a former Chairman of music and art society Fylkingen. Beside composing and teaching, Mattias is pursuing a PhD at The Royal Institute of Technology in Stockholm with focus on the interactive notation of music as sound.