Tag: Language and cultural evolution

  • Human cooperation declines in punctuated waves over time

    Human cooperation declines in punctuated waves over time

    What the study found The study found a pattern of punctuated decline in human cooperation: cooperation began high, then fell over time, and sometimes rebounded sharply. The authors say these changes were driven by behavioral mechanisms rather than by a steady process of increasing rationality. Why the authors say this matters The findings indicate that…