Works explore boundaries of pitch and noise, classical and rock, convention and invention * Evolving rhythmic cycles and industrial sonorities * Writes for existing instruments with creative and re-imagined roles, as well as "Cinderella" instruments (invented instruments made from found materials) * Many works involve electro-acoustic elements * "An unconventional lyricism and a menacing beauty" (WNYC Soundcheck) * Commissions include Los Angeles Philharmonic, MusikFabrik, So Percussion, Ensemble Klang, Bang on a Can All Stars, London Sinfonietta, Rolf Hind, Roundhouse (London), Tonlagen Festival (Dresden, Germany), and the BBC * Composition Faculty at Peabody Institute since 2009
Works by Oscar Bettison include: Livre des Sauvages (2012) for large ensemble B+E (with aggravated assault) (2006) for bass clarinet, percussion, piano, electric guitar, violin, and cello Gauze Vespers (2007) for clarinet, percussion, piano, violin, and cello O Death (2005–07) for 2 saxophones, trombone, percussion, piano, and electric guitar
