“…Indeed, public health ethics, the examination of the ethical issues arising in public health and health policy, is currently receiving growing attention as its specificities become clearer. 16 At minimum, we should certainly not attempt such decisions if we are shirking discussion of the values involved, 19 including values that could help us decide when enough evidence is available. 12 We should be aware that all of these questions involve thresholds, and that we have no entirely objective manner of defining where those thresholds ought to be.…”