Professionals and students alike will likely find it beneficial to focus on areas that help to establish self-esteem and confidence. Life skills can study a broad set of talents to help individuals master skills that can benefit their everyday life, including communication and time management.

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.