PhD (Doctor of Philosophy) – These are research-based doctorate degrees often awarded to recognize peer-reviewed published academic research.
. (Doctor of Medicine) – This is the most advanced degree for medical students and must be completed to professionally practice medicine. students often choose a specialty area.
. (Doctor of Education) – This is the highest level degree of education in the education field. People who hold this degree often work in administrative, research or academic positions related to education.
. (Juris Doctor) – This degree is the most advanced one available to lawyers in the US. A thesis is typically not required in . degree program.