Most researchers believe that these unprecedented accomplishments were the product of a revolution in Sapiens’ cognitive abilities. They maintain that the people who drove the Neanderthals to extinction, settled Australia, and carved the Stadel lion-man were as intelligent, creative and sensitive as we are.
This revolution may have been more social than innate. The ability to share knowledge. The growth of social systems allowing people to specialize — to expand existing knowledge in areas where previous generations hadn’t had the time to.
