Robert L. Roberson III was scheduled for execution in Texas on October 16. He won a stay, but the case isn't over. He was convicted of the murder of his 2-year-old daughter, Nikki Curtis. The ...

Can you distinguish between two dangerous forms of behavior? Sociopathy and psychopathy are closely related traits that can both result in antagonistic attitudes and disruptive behaviors, but there ...

Do you think you know a psychopath? Well, below is a test - designed specifically for violent inmates - which might help you to find out. The test involves asking 20 straightforward statements which ...

Add Yahoo as a preferred source to see more of our stories on Google. Your cat might be cute, cuddly and playful. But is there something darker behind those big eyes and twitchy whiskers? A team of ...

Do you think you could get away with murder? According to research psychologist and psychopathy expert Cheish Merryweather (as seen and heard on BBC), many people do. A new true crime talk, ...