Anatomy of a Hierarchical Human Ancestor

Homo erectus or homohabilus develops lethal projectile weapons about two million years ago. This triggers a shift away from dominance hiearchies, as belligerent alphamales get progressively weeded out. By to day, more than 99 point nine % of human beings are organized this way. We'll discuss what that world changing event was and a bunch of other fascinating things in the next episode.