RAHNER, KARL (1904–1984) was the most prolific and influential Catholic theologian of the twentieth century. Rahner's bibliography comprises more than four thousand entries. Writing primarily as a dogmatic theologian, he also addressed philosophical, historical, pastoral, and spiritual questions. His work as a whole may be summarized as theological anthropology, correlating human experience and God's self-communication. His method is most often described as transcendental, inasmuch as it seeks to discover the conditions of possibility for divine salvific action, but it also has an inseparable historical dimension, inasmuch as the humanity addressed by God's word and presence is understood as always situated in a temporal world. Indeed, it may be even more accurate to see Rahner as a Catholic dialectical theologian whose career was marked not only by personal response to the religious issues of his day but also by an enduring effort to conceive human history as destined...