New research reveals that ladies have one obvious tell to separate the sometimes-sour sweeties from the seriously psycho — whether or not they move their heads when they talk. ...
Head positions in each shot were then categorized into one of three identified movement partitions: minimal, moderate, and extreme movement. The less movement, the more psychopathic...
...desire for a loud car with a modified muffler," wrote Schermer, "is predicted by being a man and higher scores on psychopathy and sadism."