The Social Contract by Jean-Jacques RousseauAn Inquiry into the Nature and Causes of the Wealth of Nations by Adam SmithCandide and Philosophical Letters by VoltaireCritique of Pure Reason by Immanuel KantThe Enlightenment, Volume 1 by Peter Gay
The Enlightenment and its Impact
265 books — 88 voters
The Quiet American by Graham GreeneBoot by Charles L. TempletonThe Things They Carried by Tim O'BrienA Bright Shining Lie by Neil SheehanMatterhorn by Karl Marlantes
Best Books on Vietnam
210 books — 175 voters

A Little Life by Hanya YanagiharaThe Buried Giant by Kazuo IshiguroThe Book of Strange New Things by Michel FaberOur Souls at Night by Kent HarufLila by Marilynne Robinson
Man Booker Prize Eligible 2015
143 books — 357 voters
Guns, Germs, and Steel by Jared DiamondThe Looming Tower by Lawrence WrightThe Guns of August by Barbara W. TuchmanThe Making of the Atomic Bomb by Richard RhodesThe Prize by Daniel Yergin
Pulitzer Winners: General Non-fiction
85 books — 343 voters

A Short History of Nearly Everything by Bill BrysonA Brief History of Time by Stephen W. HawkingThe Selfish Gene by Richard DawkinsCosmos by Carl SaganGuns, Germs, and Steel by Jared Diamond
Best General Science Books
582 books — 488 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
31,546 books — 120,149 voters