Have you ever met anyone like Seinfeld’s George Costanza, vacillating between submissiveness and obstinance? Perhaps an employee who’s a “yes man” when asked to do a project, only to become ...

Emily Laurence is a journalist, freelance writer and certified health coach living in Raleigh, North Carolina. She specializes in writing about mental health, healthy aging and overall wellness. For ...

What exactly does it mean to say that someone is “passive-aggressive”? I hear this term used frequently, usually with reference to a coworker, child, parent, etc, who is being a pain in the ass.

Conduct disorder involves a pattern of antisocial, defiant, aggressive behavior in childhood and teenage years. If it continues into adulthood, a person may have antisocial personality disorder (ASPD) ...

Forbes contributors publish independent expert analyses and insights. Dr. Lance B. Eliot is a world-renowned AI scientist and consultant. In today’s column, I am continuing my ongoing series about the ...

Diagnosing personality disorders in children is controversial due to natural developmental shifts in mood and behavior. When maladaptive traits remain pervasive and persistent, however, a personality ...