Aldridge, David & Jörg Fachner (Eds.) (2006). Music and Altered States. Consciousness, Transcendence, Therapy and Addictions. London: Jessica Kingsley Publishers. 208 pages – with additional sound material to be found at www.musictherapyworld.net/ASC
Societies which do not utilize [altered states of consciousness] clearly are historical exceptions which need to be […]