Doctor Displacement: a Political Agenda or Health Care Imperative?

In the face of medical workforce shortages, governments are looking to displace doctors with alternative health care providers like nurse practitioners, physician assistants, and other health professionals such as psychologists and pharmacists to relieve bottlenecks in health care delivery. Displacing doctors in this way, or role or task substitution as it is also termed, has been actively pursued in the United Kingdom and United States. How should the medical profession react to these developments? [from author]