Originally Posted by Rick336
We also have to take brain structure into consideration. Neuroscience is finding that not all brains are equal. They're discovering that some people who do "evil" things have different brains than normal people. Some of these people don't have the capacity to feel sympathy or compassion because the part of their brain that produces these feelings is much smaller than a normal brain.
Scientists have found that the Amygdaloid Nucleus (or Amygdala ) in the brains of serial killers are much smaller than a normal brain.