...David Maraniss’ new biography of Barack Obama makes clear that our president lied to his autobiography to the point that the book is “literature and memoir, not history and autobiography.” Maraniss adds that “The character creations and rearrangements of the book are not merely a matter of style, devices of compression, but are also substantive.” But Obama presented Dreams From My Father as autobiography, not literature. The book does contain a disclaimer. Obama wrote that the dialogue in the book is “an approximation” and that some of the characters in his book had been compressed or combined. But he did...