Does eating salmon lower the murder rate?
'Does eating salmon lower the murder rate?' (NY Times - from Pat Gunkel) (040616)
Gesch (2002) showed that feeding volunteers in a British prison fatty acids and other supplements led to a drop of more than a third in antisocial behavior (assaults and other violations) (N=231).
Also mentions an unnamed group in Finland working on Omega-3 fatty acids' effect on frontal cortex.