Because his peers used the title out of respect for his actual accomplishments versus his own insisting he be recognized as having a doctorate...Why did nobody ever object, even a little bit, when Secretary of State Henry Kissinger was routinely referred to as "Dr. Kissinger", because he had gotten a PhD?
Most grasp that Jill uses the title to inflate her achievements rather than allowing them to stand on their own merit... Given her dissertation title that's understandable... 🤣