Remnick's major contribution to the river of Obama books is a sharply honed work of "biographical journalism" unique in its multiplicity of perspectives, contextual richness, and astute analysis of the president's "political, racial, and sentimental education." A Pulitzer Prize winner and editor of the New Yorker, Remnick draws on hundreds of interviews to convey the challenges Obama faced in the forging of a self and recognition of a calling. In...