Theologically-orthodox Christians, or folks interested in things that theologically-orthodox Christians think.
Two brief observations on this masterful note:
Would that more theologians remembered this. There is no theological work apart from God raising us from the dead spiritually (and with the promise of physical resurrection to come).
Holiness, the critical imperative for theological life that Webster will spend this chapter hammering on, is something to which we are called and for which we are responsible, but it, too, is finally the gracious work of our merciful God.