Lauren Redhead is Senior Lecturer in 20th and 21st Century Music at Goldsmiths, University of London. Her primary research interests are the aesthetics and socio-semiotics of music. She is a composer of experimental music and a performer of music for organ and electronics.Richard Glover is a composer and writer. His music explores gradual process and perception within reductionist sound environments, and his writing addresses experimental and minimalist approaches to music-making. He is Reader in Music at the University of Wolverhampton, UK.