-1 points
They’re probably insecure and intelligence and people’s perception of it is their only crutch.
15 points
I wouldn’t assume malice in all cases. Maybe they just aren’t great at breaking down complex subjects into plain language because it’s complex. Being an effective communicator and teacher is a skill that needs a lot of patience, practice, development, and feedback in order to get good, especially when trying to convey ideas through speech.
6 points