Harry Potter and the Methods of Rationality by Eliezer YudkowskyThe Elegant Universe by Brian GreeneThe Hitchhiker’s Guide to the Galaxy by Douglas AdamsSurely You're Joking, Mr. Feynman! by Richard P. FeynmanThe Secret of NIMH by Seymour Reit
Ravenclaw
38 books — 11 voters
How to Win Friends & Influence People by Dale CarnegieHarry Potter and the Methods of Rationality by Eliezer Yudkowsky59 Seconds by Richard WisemanEmotional Intelligence by Daniel GolemanThe Strategy of Conflict by Thomas C. Schelling
Slytherin
38 books — 8 voters

Forbidden Fruit by Paul KurtzGood Without God by Greg M. EpsteinThe Righteous Mind by Jonathan HaidtAnimal Liberation by Peter SingerThe Life You Can Save by Peter Singer
Gryffindor
32 books — 8 voters
Guards! Guards! by Terry PratchettSupercooperators by M.A. NowakThe Logic of Collective Action by Mancur OlsonThe Complexity of Cooperation by Robert AxelrodThe Evolution of Cooperation by Robert Axelrod
Hufflepuff
28 books — 3 voters