I've often wondered if professors of a field (or PhD holders) are uniquely the least qualified to teach their area of expertise. A person who both cares enough

I've often wondered if professors of a field (or PhD holders) are uniquely the least qualified to teach their area of expertise. A person who both cares enough about a topic and has an intuition such that they can understand their field, cannot convey their understanding of the material to students without the same care/intuition.