Alvin Lucier's I am sitting in a room
Sound artist Kaffe Matthews on Alvin Lucier\u2019s I am sitting in a room and how it\u2019s provided an inspiration for her own work in the field of site specific music; David Toop explains how the piece explores both the acoustic properties of enclosed spaces and the complexities of the human voice; and we hear from the composer himself about his approach to live performance.