Psychopathy is a developmental disorder with an understandably negative reputation, but its core features may strike readers as eerily relatable. Experts in the field say it’s much more common than most people realize. The three signs that parents, caregivers and other family members should be familiar with likely pop up at some or other among many children. Child psychopaths often have ordinary hobbies, and in many cases likely blend in with their classmates and siblings. So it’s worth knowing for sure what to look out for. The three core features of psychopathy may be more relatable than you…