From Americas most beloved biographer, David McCullough (Time)a collection of his bestselling biographies of American Presidents.This e-book box set features David McCulloughs award-winning biographies of American Presidents, including: John Adams: The magisterial, Pulitzer Prize-winning biography of the independent, irascible Yankee patriot, one of our nations founders and most important figures, who became our second president. Mornings on Horseback: The brilliant National Book Award-winning biography of young Theodore Roosevelts metamorphosis from sickly child to a vigorous, intense man poised to become a national hero and then president. Truman: The Pulitzer Prize-winning biography of Harry Truman, the complex and courageous man who rose from modest origins to make momentous decisions as president, from dropping the atomic bomb to going to war in Korea. Special Bonus: The Course of Human Events: In this Jefferson Lecture in the Humanities, David McCullough draws on his personal experience as a historian to acknowledge the crucial importance of writing in historys enduring impact and influence, and he affirms the significance of history in teaching us about human nature through the ages.