A growing interest in multi-sensory design, the quest for more immersive sound technologies and the emerging development of synaesthetic marketing led me to explore and analyse the visual and the audio layers in the realms of motion graphics and moving image. In particular, the importance and the possibilities of the audio layer tend to be neglected in visual communication. In this interview professor and musician David Toop discusses the relation of sound with the other senses in a visual-centric culture.