When I was a lad -- a college grad, to be exact -- I applied for a college teaching position.
I was quickly disabused of this ambition. At my first job interview, the department chairman heard me out and then intoned, "Today it would have to be Doctor Socrates." The chairman's point was that I only had a bachelor's degree, but anybody teaching an academic discipline in college ought to have the Ph.D. Eventually I followed that advice and did earn my doctorate. Since it was a Ph.D. in philosophy, that makes me a doctor of philosophy of philosophy! I have been a professional philosopher for three decades and counting.
The results are listed for your inspection in this "online CV." (Please click on any of the links below or in the sidebar.)