This Doctor of Philosophy submission consists of a folio of original compositions with an accompanying critical commentary. The compositions in the folio draw on the inspiration of a number of composers associated with the “Western Classical” tradition, as well as the influence of other musical styles and traditions such as Jazz. The commentary explores various aesthetic principles, musical influences and technical compositional approaches that stimulated the development towards an individual compositional output. A focus of the commentary is to draw attention to the unique synthesis of significant musical influences as evidenced in the folio, thereby elucidating a gradual development towards the attainment of a personal compositional style during candidature. The folio consists of an eclectic collection of works, including many vocal works, chamber works and orchestral pieces. A seminal chamber work in the folio, Le Tombeau de Monk, exhibits the synthesis of several influential composers and styles. Also included in the folio is an extended symphonic work for combined orchestral and choral forces, Symphony for a Busy World, which represents the culmination of many compositional features that were developed throughout candidature. To provide background and perspective to the folio of compositions, the commentary highlights a number of influential compositional techniques and idiosyncrasies with regard to thematic development and harmonic language, as well as specific features of rhythm, orchestration and vocal writing. Detail regarding these compositional processes is provided, discussing the influence of particular compositional approaches relevant to the body of works in the folio within a music history context, whilst also identifying the application of compositional processes and approaches encountered in the folio.