Non-Math Books

A few books I think are particularly informative and important:

"How We Know What Isn't So" by Thomas Gilovich
"The Moral Animal: Evolutionary Psychology and Everyday Life" by Robert Wright
"Prisoned Chickens Poisoned Eggs" by Karen Davis, which you can download free if you prefer
"Animal Liberation" by Peter Singer
"Animal Factories" by Jim Mason and Peter Singer
Books by Oliver Sacks, including "An Anthropologist on Mars", "Awakenings", "A Leg To Stand On", "The Man Who Mistook His Wife for a Hat"
"Don't Call Me Brother: A Ringmaster's Escape from the Pentecostal Church" by Austin Miles
"Abracadabra!: Secret Methods Magicians & Others Use to Deceive Their Audience" by Nathaniel Schiffman
"The Psychic Mafia" by M. Lamar Keene and Allen Spraggett
"Feeling Good: The New Mood Therapy" by David D. Burns
"By the Grace of Guile: The Role of Deception in Natural History and Human Affairs" by Loyal D. Rue
"Sex In History" by Gordon Rattray Taylor (for its facts, not necessarily its theory), which can also be read free
"How Can I Help: Stories and Reflections on Service" by Ram Dass and Paul Gorman
"Sideshow: Kissinger, Nixon and the Destruction of Cambodia" by William Shawcross
"A People's History of the United States" by Howard Zinn
"The Affluent Society" and "The New Industrial State" (though dated) by John Kenneth Galbraith