Explains a lot…
https://www.bps.org.uk/research-digest/very-intelligent-people-make-less-effective-leaders-according-their-peers-and
“The new findings can't tell us why very smart people seem to make poorer leaders, but it's possible leaders who stand intellectually apart and are prone to complex language are less inspiring, and they may find it difficult to anticipate what will prove a challenge to others, and how to reduce tasks to an appropriate level of simplicity.”