The 7 Habits of Highly Effective People by Stephen R. CoveyHow to Win Friends & Influence People by Dale CarnegieThe Secret by Rhonda ByrneThink and Grow Rich by Napoleon HillThe Purpose Driven Life by Rick Warren
Best Self Help Books
2,286 books — 2,327 voters
John Adams by David McCulloughThe Rise and Fall of the Third Reich by William L. Shirer1776 by David McCulloughTeam of Rivals by Doris Kearns GoodwinThe Guns of August by Barbara W. Tuchman
Best History Books
3,719 books — 3,758 voters

Tinker, Tailor, Soldier, Spy by John le CarréThe Spy Who Came In from the Cold by John le CarréThe Bourne Identity by Robert LudlumThe Day of the Jackal by Frederick ForsythThe Hunt for Red October by Tom Clancy
Best Spy Novels
1,306 books — 2,264 voters
The Girl With the Dragon Tattoo by Stieg LarssonGone Girl by Gillian FlynnThe Girl Who Played with Fire by Stieg LarssonA Story of Yesterday by Sergio CoboThe Da Vinci Code by Dan    Brown
Thrillers You Must Read!
4,773 books — 6,670 voters

Watchmen by Alan             MooreThe Complete Maus by Art SpiegelmanV for Vendetta by Alan             MooreThe Complete Persepolis by Marjane SatrapiThe Sandman, Vol. 1 by Neil Gaiman
Best Graphic Novels
3,450 books — 6,767 voters
The Devil in the White City by Erik LarsonFreakonomics by Steven D. LevittA Short History of Nearly Everything by Bill BrysonGuns, Germs, and Steel by Jared DiamondOutliers by Malcolm Gladwell
Best Non-Fiction (no biographies)
6,235 books — 8,067 voters

The Hitchhiker’s Guide to the Galaxy by Douglas AdamsGood Omens by Terry PratchettLamb by Christopher MooreThe Princess Bride by William GoldmanMe Talk Pretty One Day by David Sedaris
Best Humorous Books
4,339 books — 7,945 voters
Memoirs of a Geisha by Arthur GoldenGone with the Wind by Margaret MitchellThe Pillars of the Earth by Ken FollettThe Book Thief by Markus ZusakThe Other Boleyn Girl by Philippa Gregory
Best Historical Fiction
7,438 books — 25,618 voters

The Girl With the Dragon Tattoo by Stieg LarssonAnd Then There Were None by Agatha ChristieAngels & Demons by Dan    BrownRebecca by Daphne du MaurierIn Cold Blood by Truman Capote
Best Crime & Mystery Books
7,318 books — 15,624 voters
To Kill a Mockingbird by Harper Lee1984 by George OrwellHarry Potter and the Sorcerer's Stone by J.K. RowlingAnimal Farm by George OrwellThe Hobbit, or There and Back Again by J.R.R. Tolkien
Best Books of the 20th Century
7,899 books — 49,787 voters

To Kill a Mockingbird by Harper LeePride and Prejudice by Jane AustenThe Diary of a Young Girl by Anne Frank1984 by George OrwellAnimal Farm by George Orwell
Books That Everyone Should Read At Least Once
31,679 books — 120,625 voters
A Short History of Nearly Everything by Bill BrysonA Brief History of Time by Stephen W. HawkingCosmos by Carl SaganThe Selfish Gene by Richard DawkinsGuns, Germs, and Steel by Jared Diamond
Best Science Books - Non-Fiction Only
1,838 books — 3,601 voters