A key person in my life is not a CEO. Not a manager. Not a captain of a team or a professor at a university. Yet she holds an incredible amount of informal authority in my life — authority I have willingly granted her. Why? Because she is a great coach. A thoughtful listener. A role model. Someone with emotional intelligence that you can feel, not just observe. This person is Rhian — my personal trainer. I have been working with her for just over two years, and in that time s