In addition to the definitional issues raised and discussed in Section 3.1.2 above, public health experts consulted in phase one of the project raised the important issue of whether the name of the project domain should be 'population health' or 'public health'. 39 How is the domain that public health currently works in, best described? Is 'public health' subsumed in 'population health'? Or is a 'population health approach' merely one aspect of public health practice today?