Dr Julian Henriques is a Reader in the Department of Media and Communications. He is a filmmaker and convenor of the MA Scriptwriting programme and the Music as Communication and Creative Practice BA and MA courses. Before Goldsmiths, Julian ran the film and television department at CARIMAC at the University of the West Indies, Kingston, Jamaica. His credits as a writer and director include the 1998 feature film Babymother, a reggae musical and improvised short drama We the Ragamuffin. Julian researches street cultures, music and technologies and is interested in the uses of sound as a critical and creative tool. In addition, he is also exploring in how some of the mathematics concepts of topology can be used in the understanding social and cultural change. Julian’s professional practice has recently turned to sound sculpture, with Knots & Donuts installed Tate Modern, in 2011. His publications include the jointly authored Changing the Subject: Psychology, Social Regulation and Subjectivity (1984) and he was a founding editor of the Ideology & Consciousness journal and Sonic Bodies: Reggae Sound Systems Performance Techniques and Ways of Knowing.