This has been a question that I hear asked all the time as a yoga teacher surrounded by vegetarians. Hunter Gatherers definitely had to have an aggressive tendency that could be purely construed as survival instinct in order to hunt and think on... (more)
The sight of a fat-laden, braised lamb shank makes me feel all warm & fuzzy...so I knew this phenomenon already! haha http://io9.com/5685270/the-sight-of-meat-lowers-human-aggression (more)
Fun article about fermented foods in the Arctic circle
Who wants to do Whole30 with me?
Paleo and Body Type Theory?