This book explores early reflections on music and its effects on the mind and soul. Augustine is an obvious choice for such an analysis, as his De Musica is the only treatise on music by a Christian writer in the first five centuries AD; concerned not only with poetic metre and rhythm, but also with an ontology of music. Focusing on the six books of De Musica, the Confessions and the Homilies on the Psalms, Carol Harrison...