I think the idea of intellectual conflicts of interest is interesting
Full article at: http://www.kevinmd.com/blog/2012/02/conflicts-interest-involve-money.html
Conflicts of interest in medical research are extremely common one recent study found that 52% of the experts involved in developing clinical practice guidelines for the management of diabetes in the United States and Canada had a financial conflict of interest. Although doctors and researchers often declare financial conflicts of interests when they make presentations and publish papers, there are many who argue that declaring financial conflicts is no longer enough, and that other conflicts, such an intellectual conflicts, may be more important to manage.
Full article at: http://www.kevinmd.com/blog/2012/02/conflicts-interest-involve-money.html