Executive management involves directing, guiding, and leading a company or other organization. Those who study this subject may learn about everything from theories of leadership to effective financial management to human resources.

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.