The Challenge to Dating the Beginning of Advanced Civilization Back That Far

archaeology is a social science or cultural study so it in history particularly when you go back that deep into history it's not necessarily objective right. When new evidence threatens the veracity of that story that you've been championing for so long it becomes kind of a personal threat to people's sense of self-worth their livelihood. The internet and rise of popular authors has moved this discussion out of the academic realm and into the public sphere in some extent, he says.