here’s a list of books giving some background on the thoughts presented in this video.
the continuum concept by jean liedloff.
the siberians by farley mowat
the people of the deer by farley mowat
the chalice & the blade by riane eisler
the harmless people by elizabeth marshall thomas
stolen continents by ronald wright
stoneage economics by marshall sahlins
the story of b by daniel quinn
beyond civilization by daniel quinn

internet resources
three very powerful essays by dr. bruce g. charlton on alienation and the indigenous or evolutionarily developed mind.
http://www.hedweb.com/bgcharlton/anim…
http://www.hedweb.com/bgcharlton/mean…
http://www.hedweb.com/bgcharlton/cere…
the original affluent society by marshall sahlins
http://www.primitivism.com/original-a…
dr. alan d. thornhill on population
http://www.myearthwatchexperience.com…