Positive psychology has been criticized for underrepresenting non-Western perspectives and for accessibility limitations in its research base, raising doubt about whether its account of well-being and flourishing holds outside the individualistic Western societies where most of its research was conducted.
What would resolve this Controlled cross-cultural studies testing whether positive psychology's well-being interventions and flourishing constructs replicate in collectivist and non-Western contexts.
OpenCross-cultural psychologyWikipedia: Positive Psychology