Proposition Six: Good public health is directly linked to positive social, economic, and political development Uneven or ineffective development results in poverty and weak regime states. The 'social determinants of health' school holds, importantly, that good developmental policies contribute more overall to the health of the public than medically oriented individual intervention, no matter how sophisticated and successful the latter. Good development policies lead to improved population health; uneven and unsuccessful development leads to inequality, poverty, and deficient provision of clean water, effective sanitation, adequate shelter and diet, as well as the political problems that follow from these conditions 3 .