The inclusion of creativity in psychological health and well-being is the focus of art therapy studies. The psychological aspect of artistic expression may be explored, and fine arts could be shown as a means of communication for emotions that may not otherwise be managed.

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.