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
The Hunger Games by Suzanne CollinsPride and Prejudice by Jane AustenTo Kill a Mockingbird by Harper LeeHarry Potter and the Order of the Phoenix by J.K. RowlingThe Book Thief by Markus Zusak
Best Books Ever
76,789 books — 285,750 voters

Stiff by Mary RoachThe Immortal Life of Henrietta Lacks by Rebecca SklootThe Man Who Mistook His Wife for a Hat and Other Clinical Tales by Oliver SacksOne Flew Over the Cuckoo’s Nest by Ken KeseyThe Curious Incident of the Dog in the Night-Time by Mark Haddon
Medicine and Literature
1,859 books — 2,017 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
3,743 books — 3,773 voters

The Diary of a Young Girl by Anne FrankNight by Elie WieselInto Thin Air by Jon KrakauerInto the Wild by Jon KrakauerFreakonomics by Steven D. Levitt
Must Read Non-Fiction
5,272 books — 4,494 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
1,839 books — 3,603 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
31,852 books — 121,125 voters
Ulysses by James JoyceFinnegans Wake by James JoyceThe Sound and the Fury by William FaulknerMoby-Dick or, The Whale by Herman MelvilleGravity’s Rainbow by Thomas Pynchon
Most Difficult Novels
590 books — 2,045 voters