Utilitarianism: A Very Short Introduction
Peter Singer & Katarzyna de Lazari-Radek
Rethinking Money: How New Currencies Turn Scarcity into Prosperity
Bernard A. Lietaer & Jacqui Dunne
I and Thou
Martin Buber & Ronald Gregor Smith
Nova
Samuel R. Delany
Complexity: The Emerging Science at the Edge of Order and Chaos
M. Mitchell Waldrop