| 01 | The Power Broker | 100.0 |
| 02 | The Life of Samuel Johnson | 74.2 |
| 03 | Plutarch’s Lives | 57.8 |
| 04 | The Years of Lyndon Johnson | 41.1 |
| 05 | American Prometheus: The Triumph and Tragedy of J. Robert Oppenheimer | 37.6 |
| 06 | Team of Rivals: The Political Genius of Abraham Lincoln | 36.0 |
| 07 | Steve Jobs | 34.0 |
| 08 | Eminent Victorians | 24.1 |
| 09 | Alexander Hamilton | 23.1 |
| 10 | The Life of Charlotte Brontë | 23.1 |
| 11 | The Life of Mahatma Gandhi | 22.2 |
| 12 | Ulysses by James Joyce | 21.5 |
| 13 | _Virginia Woolf_ | 21.0 |
| 14 | John Adams | 20.1 |
| 15 | Truman | 19.7 |
| 16 | Washington: A Life | 19.4 |
| 17 | W. E. B. Du Bois: Biography of a Race, 1868–1919 | 19.1 |
| 18 | Peter the Great: His Life and World | 18.1 |
| 19 | Thomas Jefferson: The Art of Power | 16.9 |
| 20 | Socrates: A Man For Our Times | 16.3 |
| 21 | Robert E. Lee | 15.4 |
| 22 | The Rise of Theodore Roosevelt | 15.2 |
| 23 | Goodreads' "Best Biographies" list | 15.0 |
| 24 | Titan: The Life of John D. Rockefeller, Sr. | 14.8 |
| 25 | Read This Twice | 14.7 |
| 26 | Frida: A Biography of Frida Kahlo | 14.5 |
| 27 | A Life of Picasso | 14.2 |
| 28 | Cleopatra: A Life | 13.9 |