The Boston Health Care for the Homeless Program (BHCHP) seeks to build trusting relationships with patients before addressing their medical needs and to take account of their surrounding environment in treatment.
AMA J Ethics. 2015;17(5):469-472. doi:
10.1001/journalofethics.2015.17.5.mnar2-1505.
It is the clerkship director's role to advise students labeled gunners when their behavior becomes a problem, but changes in the larger system might help to prevent this behavior from occurring in the first place.