Daniel Leech-Wilkinson is Emeritus Professor of Music at King's College London. He studied at the Royal College of Music, King's College London and Clare College, Cambridge, becoming first a medievalist and then, since c. 2000, specializing in the implications of early recordings, especially in relation to music psychology and performance creativity. Books include The Modern Invention of Medieval Music (2002) and The Changing Sound of Music (2009).
Helen M. Prior is Lecturer in Music at the University of Hull, and has taught at the University of Sheffield. Her work on music and shape began when she was a postdoctoral researcher at King's College London within the AHRC Research Centre for Musical Performance as Creative Practice. She has interests in musical performance, music and emotion, and music perception and familiarity.