“…• Second, instead of perpetuating the failed assumption that objective reality somehow automatically propagates itself into shared languages and common metrics for free, we acknowledge and leverage networks of actors who agree on the objectivity of repeatable and reproducible structural invariances, and who collaborate in bringing those invariances into distributed measurement systems, usually at great expense, but also with proportionate returns on the investments [5,13,17,37,43,45,47,48,54,68,69,72,77,120]. • Third, instead of using vaguely defined terms and policies to promote patient engagement and the improved outcomes that follow from informed patient involvement, we advocate defining it by mapping it, calibrating it, explaining it, and individualizing the navigation of it [16,86,105,112,132].…”