So writes David Maraniss of Barack Obama’s putative autobiography Dreams of my Father Maraniss’s Barack Obama: The Story punctures two sets of falsehoods: The family tales Obama passed on, unknowing; and the stories Obama made up. The 672-page book closes before Obama enters law school, and Maraniss has promised another volumne, but by its conclusion I counted 38 instances in which the biographer convincingly disputes significant elements of Obama’s own