Ender’s Game by Orson Scott CardThe Moon Is a Harsh Mistress by Robert A. Heinlein
Best Science Fiction & Fantasy Books
8,444 books — 24,704 voters
The Old Man and the Sea by Ernest HemingwayThe Cider House Rules by John Irving
Best Books of the 20th Century
7,899 books — 49,784 voters

Guns, Germs, and Steel by Jared DiamondOn Human Nature by Edward O. WilsonInfluence by Robert B. Cialdini
Best Non-Fiction (no biographies)
6,235 books — 8,066 voters
The Devil's Picnic by Taras Grescoe
Food-Related Non-Fiction
1,228 books — 1,636 voters