The Perks of Being a Wallflower by Stephen ChboskyThirteen Reasons Why by Jay AsherLooking for Alaska by John  GreenSpeak by Laurie Halse AndersonIf I Stay by Gayle Forman
Best Teen Books About Real Problems
3,023 books — 12,514 voters
Animal Farm by George OrwellThe Little Prince by Antoine de Saint-ExupéryThe Prince by Niccolò MachiavelliThe Communist Manifesto by Karl MarxThe Metamorphosis by Franz Kafka
Most influential books under 100 pages
278 books — 963 voters

The Blue Castle by L.M. MontgomeryWildwood Dancing by Juliet MarillierTo Catch a Pirate by Jade ParkerThe Seer and the Sword by Victoria HanleyEight Cousins by Louisa May Alcott
Best Lesser-Known Books
1,719 books — 1,114 voters
The Girl With the Dragon Tattoo by Stieg LarssonAnd Then There Were None by Agatha ChristieAngels & Demons by Dan    BrownRebecca by Daphne du MaurierA Story of Yesterday by Sergio Cobo
Best Crime & Mystery Books
7,463 books — 16,257 voters

The Madness of Lord Ian Mackenzie by Jennifer AshleyDreaming of You by Lisa KleypasLord of Scoundrels by Loretta ChaseFlowers from the Storm by Laura KinsaleDevil in Winter by Lisa Kleypas
Tortured Heroes of Historical Romance
458 books — 517 voters
An Offer From a Gentleman by Julia QuinnLove in the Afternoon by Lisa KleypasUntil You by Judith McNaughtThe Switch by Lynsay SandsThe Raven Prince by Elizabeth Hoyt
Mistaken/Hidden Identity Romance !
328 books — 224 voters

Lord Carew's Bride by Mary BaloghReforming Lord Ragsdale by Carla KellyThe Temporary Wife by Mary BaloghMrs. Drew Plays Her Hand by Carla KellySummer Campaign by Carla Kelly
Traditional Regency
496 books — 228 voters