Those with aspirations of being music performers, producers, and managers could all benefit from studying music technology. Students in this field learn the fundamental principles of audio engineering and apply them by mixing and mastering raw tracks with music production software.

The PhD is a doctoral degree, specifically called a "doctor of philosophy" degree. This is misleading because PhD holders are not necessarily philosophers (unless they earned their degree in philosophy!). That said, PhD recipients are able to engage in thought experiments, reason about problems, and solve problems in sophisticated ways.