If you think that Bernie is the boss in F1 well he is but he has to answer to CVC and the man in control of that is Donald MacKenzie. He was in court recently to outline his side in the Bernie Eccelstone court case. He is not seen very often in the F1 paddock but what ha said can be found in the link below
http://www.bbc.co.uk/sport/0/formula1/25020379