The presidency of Barack Obama seeks a major transformation of American politics and policy. This new collection, edited by Steven E. Schier, examines the unusual combination of risk and ambition in Obama's presidency concerning popular politics, Washington politics, and economic and foreign policy. It also places the Obama presidency in historical perspective, noting the unusual circumstances of his election and the similarities and differences between presidential politics today and those of previous eras. Transforming America: Barack Obama in the White House provides a guiding focus involving the successes and failures of the administration's transformative aspirations during Obama's initial years in the White House. Contributions by John J. Coleman, James L. Guth, John F. Harris, James Hohmann, Bertram Johnson, Richard E. Matland, Nancy Maveety, James M. McCormick, John J. Pitney Jr, Nicol C. Rae, Steven E. Schier, Raymond Tatalovich, Andrea L. Walker, and John K. White.