Partnering with radiologists, radiographers produce images of the human body’s interior and assist in diagnosing different injuries and diseases. Students taking coursework in radiography may receive extensive lessons in anatomy and on-the-job experience with medical scanning equipment.

A Doctorate of Philosophy, or PhD, may require eight years or more to complete, as well as a dissertation. In most fields, the possession of a PhD qualifies the holder to become a professor of a chosen subject. There are many different programs available.