I was surprised when I first read about that theory (that pre-historic people were largely free of warfare) and it seems really unintuitive, but I also kind of get why it may have been easy to paint that picture even with some science. It’s nice to see us trudging forward and making sure to correct our records :)

I think this is where I first ran into the concept: https://www.sciencemag.org/news/2015/08/archaeologists-uncov...