Related Ideas

Social Contract The Internet Encyclopedia of Philosophy. A short summary of the history of social contract theory.

Prisoner's Dilemma The Stanford Encyclopedia of Philosophy. An outstanding summary of a variety of characterizations of the philosophical and mathematical aspects of the dilemma.

Opening Pages of the The Selfish Gene The World of Richard Dawkins: Evolution, Science, and Reason. A short excerpt from Richard Dawkin's The Selfish Gene, introducing the biology of egoism and altruism.

The Parthenon, Library of Congress