
Kindness, support, collaboration, friendship, trust.
The quality of the collaborators.
Lack of transparency and appreciation.
Those with PhD's should have been valued more in terms of pay. Experience is important, but so is degree. They should both be valued. Collaborator handbooks should also be written for collaborators, not for litigation. There has also been a recent lack of communication about critical aspects.
I honestly do not know the difference between leadership, managers, and executive team. I have several managers as well, so I don't know which one you are referring to or at what point someone is considered leadership, instead of manager. This is going to be a huge flaw in your data collection.