The Man Who Mistook His Wife for a Hat and Other Clinical Tales by Oliver SacksA People’s History of the United States by Howard ZinnThe Death and Life of Great American Cities by Jane JacobsPredictably Irrational by Dan ArielyThe Zookeeper's Wife by Diane Ackerman
Best Non-Fiction (no biographies)
6,256 books — 8,064 voters
The Great Gatsby by F. Scott FitzgeraldLolita by Vladimir NabokovIf on a Winter's Night a Traveler by Italo CalvinoFor Whom the Bell Tolls by Ernest Hemingway
Best Books of the 20th Century
7,889 books — 49,792 voters