Second Foundation by Isaac AsimovFoundation by Isaac AsimovFoundation and Empire by Isaac AsimovI, Robot by Isaac AsimovPrelude to Foundation by Isaac Asimov
Best Asimov Books
88 books — 125 voters

Do Androids Dream of Electric Sheep? by Philip K. DickFoundation by Isaac AsimovThe Martian Chronicles by Ray BradburyThe Sirens of Titan by Kurt Vonnegut Jr.The Hitchhiker’s Guide to the Galaxy by Douglas Adams
Best Science Fiction & Fantasy Books
8,309 books — 24,512 voters
The Sound and the Fury by William FaulknerGravity’s Rainbow by Thomas PynchonIn Search of Lost Time by Marcel ProustA Tale of Two Cities by Charles DickensThe Idiot by Fyodor Dostoevsky
Most Difficult Novels
586 books — 2,043 voters

To Kill a Mockingbird by Harper LeeThe Stranger by Albert CamusOne Hundred Years of Solitude by Gabriel García MárquezA Portrait of the Artist as a Young Man by James JoyceMidnight’s Children by Salman Rushdie
Best Books of the 20th Century
7,790 books — 49,758 voters
Crime and Punishment by Fyodor DostoevskyTo Kill a Mockingbird by Harper LeeThe Stranger by Albert CamusAnna Karenina by Leo TolstoyThe Martian Chronicles by Ray Bradbury
Books That Everyone Should Read At Least Once
31,369 books — 119,238 voters