avg_rating: 3.99
name: John        Powell
about: Librarian Note: There is more than one author in the Goodreads database with this name.John Powell holds a PhD in physics from Imperial College at London University. He has taught physics at the University of Nottingham and the University of Lulea in Sweden. In 2003, he earned a master's degree in music composition from the University of Sheffield in Great Britain. Source: How Music Works - Hachette Book Group. Librarian Note: There is more than one author in the Goodreads database with this name.John Powell holds a PhD in physics from Imperial College at London University. He has taught physics at the University of Nottingham and the University of Lulea in Sweden. In 2003, he earned a master's degree in music composition from the University of Sheffield in Great Britain. Source: How Music Works - Hachette Book Group. ...more