The long-standing popularity of comic book superheroes is understandable: They represent ideal versions of who we'd like to be. However, a more recent – and potentially even more intriguing – pop ...

“If I were to see the Joker, I would first of all wonder does he belong in Arkham Asylum? He’s an individual that has come across to me as not having any mental illness,” Dr. Bender says in the video.

As we continue our exploration of personality disorders, it is helpful to briefly remember what we mean by the term itself. Personality disorders are not sudden illnesses or occasional bad behaviours.