The scales of justice symbolize the potential for synergies that can advance equity to occur when mutually reinforcing actions occur across the quadrants – the combined actions will add up to more than effects when undertaken separately (synergy).
Together, quadrants 1 and 2 balance forces that work against intervention implementation and effectiveness
Together, Quadrants 3 and 4 address both individual social needs and social determinants of health.
The top and bottom halves of the graphic support the ability of individual and communities to adopt, support and sustain PSE interventions
Applying principles of systems thinking helps identify and acknowledge the interrelationships among factors prompted in the four quadrants, anticipate how planned actions can be mutually enhanced, and plan for ways to address potential unintended negative consequences.
Read more: See Lee BY et al, Nutrition Reviews, 2017 reference in Appendix 14