Marcel Cobussen studied jazz piano at the Conservatory of Rotterdam and Art and Cultural Studies at Erasmus University, Rotterdam. He currently teaches Music Philosophy and Auditory Culture at Leiden University (the Netherlands) and the Orpheus Institute in Ghent (Belgium). Cobussen is author of the book 'Thresholds. Rethinking Spirituality Through Music' (Ashgate, 2008), and co-author of 'Music and Ethics' (Ashgate, 2012) and 'Dionysos danst weer. Essays over hedendaagse muziekbeleving' (Kok Agora, 1996). He is editor-in-chief of the online, open access 'Journal of Sonic Studies' (http://www.sonicstudies.org) contributing editor of two special issues of the 'Dutch Journal of Music Theory', one on music and ethics (AUP, 2002) and one on artistic research (AUP, 2007), and edited a special issue of New Sound on improvisation (Belgrade, 2009). His Ph.D. dissertation 'Deconstruction in Music' (2002) was presented as an online website located at http://www.cobussen.com.Cobussen is currently preparing an e-pub on improvisation and complex systems (Sidestone Press, 2013) and a sound studies companion (Routledge, 2014).