The Ecology of Freedom by Murray Bookchin
Communalism seems to be the most workable and sustainable model for libertarian socialism.
Manufacturing Consent by Edward S. Herman & Noam Chomsky
Crucial for understanding how propaganda works in mass media, which helps you see through the fog it produces.
Guns, Germs, and Steel by Jared Diamond
A good materialistic analysis of the development of human societies that examines the role of pathogens and animal husbandry.
A People's History of the United States by Howard Zinn
An examination of how the United States was driven by exploitation and manipulation, and how groups have struggled against that.
Zen and the Art of Motorcycle Maintenance by Robert M. Pirsig
The only book with "Zen and the Art of" in the title by a white guy I've loved.