DMT by Rick StrassmanThe Cosmic Serpent by Jeremy NarbyTao Te Ching by Lao TzuLife Revisited by Laurent  GrenierThe Secret Life of Plants by Peter Tompkins
Curious Minds
176 books — 151 voters
Guns, Germs, and Steel by Jared DiamondThe Looming Tower by Lawrence WrightThe Guns of August by Barbara W. TuchmanThe Making of the Atomic Bomb by Richard RhodesThe Prize by Daniel Yergin
Pulitzer Winners: General Non-fiction
85 books — 343 voters

Thinking, Fast and Slow by Daniel KahnemanOutliers by Malcolm GladwellBlink by Malcolm GladwellQuiet by Susan CainPredictably Irrational by Dan Ariely
Greatest Psychology Books
794 books — 1,332 voters
The Stranger by Albert CamusMan's Search for Meaning by Viktor E. FranklThe Metamorphosis by Franz KafkaSiddhartha by Hermann HesseCandide by Voltaire
Myth, Meaning, and Experience
269 books — 92 voters