Did everyone 3,000 years ago have a voice in their head?
Today , passel of us talk to ourselves , but comparatively few of us hear voice . According to one psychologist , as little as 3,000 year ago it was the other way around . Find out about the bicameral mind , and why once upon a time everyone might have been hear voices . In 1976 , Julian Jaynes came out with an theme that shook the mode people read both themselves and human beau monde — the theme of a bicameral mind ....