Ender’s Game by Orson Scott CardThe Moon Is a Harsh Mistress by Robert A. Heinlein
Best Science Fiction & Fantasy Books
8,330 books — 24,581 voters
The Old Man and the Sea by Ernest HemingwayThe Cider House Rules by John Irving
Best Books of the 20th Century
7,814 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)
6,227 books — 8,065 voters
The Devil's Picnic by Taras Grescoe
Food-Related Non-Fiction
1,226 books — 1,635 voters