A Tale of Two Selves

Science  03 Nov 2000:
Vol. 290, Issue 5493, pp. 949-950
DOI: 10.1126/science.290.5493.949

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How did cooperation and communication evolve in human society? In a provocative Perspective, Sigmund and Nowak write about a recent meeting on this subject that drew comparisons between termites and humans, and genes and memes, and pointed out how irrational human behavior is a crucial (and often underestimated) component of economic exchange in human society.

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