To Kill a Mockingbird by Harper Lee1984 by George OrwellHarry Potter and the Philosopher's Stone by J.K. RowlingThe Great Gatsby by F. Scott FitzgeraldAnimal Farm by George Orwell
Best Books of the 20th Century
7,819 books — 49,889 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
79,655 books — 296,882 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
2,056 books — 2,301 voters
John Adams by David McCulloughThe Rise and Fall of the Third Reich by William L. Shirer1776 by David McCulloughThe Guns of August by Barbara W. TuchmanTeam of Rivals by Doris Kearns Goodwin
Best History Books
4,105 books — 4,726 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
5,469 books — 5,187 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
1,981 books — 3,670 voters

To Kill a Mockingbird by Harper LeePride and Prejudice by Jane AustenThe Diary of a Young Girl by Anne FrankHarry Potter and the Sorcerer's Stone by J.K. Rowling1984 by George Orwell
Books That Everyone Should Read At Least Once
33,020 books — 125,250 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
599 books — 2,063 voters