I have confidence in you... you have told us about interventions you have performed as part of your job and i truly believe in you. your posts in general also demonstrate you have wonderful abilities as a mediator and you are a calming presence. So i think you will do fine. As for the organization, everyone has their weaknesses and the fact that you have 1-identified yours and 2-are working on it puts you two steps ahead.
I believe your supervisor will appreciate the results you have no doubt achieved, but you do have my hopes, nonetheless, that everything does go smoothly, and i will sending good mental mojo your way for a really positive evaluation all around.
I want to be able to offer you official congratulations you soon!
~ waves ~