In this long-awaited edition of the late Robert Lowry Calhoun's lectures on the history of Christian doctrine, a powerful case is made for the scriptural basis of the ancient ecumenical creeds. The way Calhoun reads the patristic authors helps us see that the Trinitarian «three-yet-one» and Christological «two-yet-one» creedal formulations provide patterns for sorting out the highly diverse biblical ways of speaking of God and of the Messiah (Jesus) so that they are not contradictory. The...