Psychopaths in our orbit seem to chuckle when they cause fear in others and a recent report points to amygdala malfunctions.
Psychopaths have a direct wire from their reptilian brain right to their eyeballs.
Do people with strong upper body strength scare others merely by speaking regardless of what they say?
[Updated to discuss previous post re: enlarged striatums]
Psychopaths have more or less intact brain regions, but it’s the wiring between them that’s the problem. Discussion of a recent report of psychopath white matter disconnect.
Discussion of recent brain scans of psychopaths in: A L Glenn, A Raine and R A Schug, “The neural correlates of moral decision-making in psychopathy,” Molecular Psychiatry 14: 5–6 (2009)
I lurve experiments where oxytocin is squirted up people’s noses. Oxytocin-up-the-nose affects your ability to recognize people you’ve seen before — and, according to two new reports, this effect is most pronounced if you see them displaying the same emotion…
Quick post: Why are people who are stoned on pot pretty mellow? (To pull a phrase out of the ’70′s). Answer: The active ingredient in cannabis ( 9-tetrahydrocannabinol (THC)) reduces amygdala activity in response to social threats. Pot reduces anxiety…
Exhibit A: A committee of badly disguised Bob Dylan imposters? As a child, with “Maggies’ Farm” on the record player, I asked an elder sibling why Bob Dylan looked so different on each of his (vinyl) album jackets. She calmly…