A common dietary supplement — omega-3, the kind found in fish oil and flax — has been shown across nearly 4,000 people to reduce aggression by up to 28%, whether it's the heat-of-the-moment kind or the kind people plan in advance - Space Daily

The standard cultural framing of how aggression operates has, for most of the contemporary period, been calibrated to a particular set of explanatory variables. The variables include the various psychological, social, environmental, and circumstantial factors…