How Jesus Became God, How God Became Jesus

Set side by side, the book jackets look almost like matching woodblock prints of a bearded, haloed figure. The titles mirror each other, too, featuring the same trio of names: Jesus, God, Bart Ehrman.

On one of the volumes, “How Jesus Became God,” Ehrman is clearly the author; but in the reversed “How God Became Jesus,” Ehrman is the nemesis of a concerted rebuttal.