Fair point Silent handover,
I agree with HD about validation, my other ideas would be 1- Integrity
2 An ability to command respect
(whether you agree or disagree with decisions)
3 Sense of fair play and humour
4 An open door
5 Be excellent at job but honest enough to Know
limitations.
6 Never suffers from short arms and long pockets.
I'm sure I'll think of more but will that do for now