Martin Luther was classically orthodox.

Scholars often portray Luther as a heroic revolutionary, totally unlike his peers and forebears--as if he alone inaugurated modernity. But is this accurate? Is this even fair? At times this revolutionary model of Luther has come to some shocking conclusions, particularly concerning the doctrine of the Trinity. Some have called Luther modalist or tritheist--somehow theologically heterodox.

In The Trinity and Martin Luther Christine Helmer uncovers Luther's trinitarian theology. The Trinity is the central doctrine of the...