In light of Martin Heideggers contextualized influence upon them John Macquarrie Rudolf Bultmann Paul Tillich and Karl Rahner engage in theologies that in their respective tasks and scopes venture into existential theology following Heideggerian pathmarks toward the primordiality of being on the way to unconcealment or aletheia. By way of each pathmark each existential theologian assumes a specific theological stance that utilizes a decidedly existential lens. While the former certainly grounds