We welcome the strong case made by Barten, Schrecker and Woodward for addressing health issues through a systems-approach and a focus on the socio-economic causes of health and health inequity. We firmly agree that poverty and inequality, and the overall strength of a medical and public health system, are key challenges to improving the well-being and health of resource-denied populations. But what strategy could be most effective for improving health and health equity?   read more >>