Thoroughly accessible, and occasionally revelatory ... It's hard to imagine how Powell could have done a better job (Spectator
About the Author
John Powell holds a PhD in Physics from Imperial College, London and a Masters' Degree in Music Composition from Sheffield University. He divides his time between scientific research, running a laser firm and composing music, and is a Visiting Professor of Materials Science (specialising in laser research) at The University of Nottingham (UK) and The University of Lulea (Sweden).