Individuals who wish to immerse themselves in different cultures and learn new languages might enjoy studying in Central African Republic. The country is home to more than 80 different ethnicities and 120 different languages. French and Sangho are the country’s two official languages.

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.

Part-time learning allows one to obtain a degree or qualification even if one cannot attend school on a full-time basis. One can learn at one's own pace, gradually accumulating credits that count towards a final qualification.