Dumas Malone's classic six-volume biography Jefferson and His Time was awarded the Pulitzer Prize in history and became the standard work on Jefferson's life.

Volume 5. Jefferson the President; Second Term, 1805-1809
Covering the climax of Jefferson's forty-year career, this fifth and penultimate volume follows Jefferson through his demanding second term as president, when he famously sponsors the Lewis and Clark expedition, confronts the trial of Aaron Burr, and concludes the naval "war" with the Barbary pirates.