(ABC News)- Kevin, as one British film critic writes, seems 'alarmingly familiar' to some parents -- the teen who bullies other children and shows cruelty to animals, never showing a shred of empathy.

When we think of a mother, we think of unconditional love, warmth, honesty, and compassion—someone who is inviolable. But what about the psychopathic mother? What can her children expect? Source: ...

Lillyth Quillan knew almost immediately that something was wrong with her baby. At around eight months old with eight sharp new teeth, he began deliberately biting her breast as she fed him, then ...

A new study has found that psychopaths show structural changes in particular areas of the brain that deal with things like impulse control and emotional regulation. This improved understanding may ...

Her awareness of inequality from a young age developed into a deep desire to be respected. In hopes of spreading educational information and reducing the stigma surrounding individuals with antisocial ...

While psychopathy is most often associated with adults, many of its warning signs can begin to surface much earlier. Research suggests that warning signs of the condition can appear as early as age 3, ...

Psychopathy has long been associated with murderers, notorious criminals, and the gripping true crime stories that dominate Netflix documentaries. But our recent research is showing they have a ...

When you think of a psychopath, you might picture someone lurking in the shadows, plotting their next big move. In reality, many psychopaths blend seamlessly into everyday life, often causing damage ...