What does a one hour contemporary orchestral piece by Georg Friedrich Haas have in common with a series of glitch-noise electronic tracks by Pan Sonic? This book proposes that, despite their differences, they share a particular understanding of sound that is found across several quite distinct genres of contemporary art music: the ecstatic-materialist perspective. Sound in the ecstatic-materialist perspective is considered as a material mass or element, unfolding in time, encountered by a listener, for whom the experience of that sound exceeds the purely sonic without becoming entirely...