Dr. Casey Koh Hong Im Program : Ijazah Doktor Falsafah Seni Kreatif Tajuk Kajian : The People of the Forest, A New Musical For Young and Changing Voices Incorporating Estill Voice Model and the Influence of Folk Culture From The Kinabatangan, Sabah. Tajuk Karya Kreatif/Produktif : Eight Vocalises, Songs and Musical Scores For the Musical, the People of the Forests