What do you think about the business partner model in practice? Is it a role that adds value to the organisation by being at the heart of real cultural change, or is it nothing more than an attempt to...

What do you think about the business partner model in practice? Is it a role that adds value to the organisation by being at the heart of real cultural change, or is it nothing more than an attempt to enhance the standing of the HR function by being seen to go along with the views of senior managers from other functions?