When meetings (or conversations) drag on endlessly, people shut down and do not pay attention to what is being said. The mind will absorb only what the ass can endure!
We all have egos that allow us to be convinced that we are all-knowing on all subjects. And, that we are the best and brightest! Remember: Every crow thinks his feathers are the blackest!
Just because a person has the executive duties/responsibilities of a leader, it does not guarantee he knows how to do the job! Experience is an invaluable tool if one is open to learn or has prior experience. A new broom may sweep clean; but an old broom knows where the dirt is!