In your opinion, whose professional role is it in healthcare to encourage patients to understand and take ownership of preventative medicine for themselves and their families?

By my reckoning, as a professional in healthcare, I'd answer your question that way:

Explanation:

All health professionals have a duty to provide this type of service, giving emphasis on preventive medicine since prevention will always be better than cure - better safe than sorry - but of course, it's clear that family doctors have much more opportunities to provide these kinds of service than those who have specialized areas.