Michael Clarke is Professor of Music at the University of Huddersfield, UK where he is currently Director of the IRiMaS project (Interactive Research in Music as Sound), funded by a European Research Council (ERC) Advanced Grant. Frédéric Dufeu is Senior Research Fellow in Music and Music Technology at the University of Huddersfield and currently working on the IRiMaS project . Peter Manning is Emeritus Professor of Music at Durham University.