This is not a persoanality disorder, persay, yet just wanting to fit in and be liked. It is probably their attempt of reaching out. Take their hand.
could be depression, Avoidant Personality Disorder, Antisocial Personality Disorder, Schizoid Personality Disorder, Major Depressive Disorder, paranoid Personality Disorder, etc. . .
It's hard to tell, so many people in the entertainment world does. If she do, it would be good to get it attended to.
Paranoid Personality Disorder
no
People with Dissociative Personality Disorder (Previously known as Multi-Personality Disorder) are most of the time unaware that the other personalities exist.
Yes, I believe that both bipolar disorder and antisocial personality disorder can coexist. People are complex and unique and both the labels of bipolar disorder and antisocial personality disorder are abstractions are are ways to classify human beings.
Autism is considered to be a disorder - thus why it's called Autism Spectrum Disorder. Autism is certainly not a personality, all Autistic people have vastly different personalities.
An avoidant personality disorder is a disorder characterized by an irrational fear of rejection and anxiety in social situations.
People don't acquire it, it is a genetic disorder that cannot be avoided or prevented.
Most people think that serial killers are psychotic with a psychopath background. Modern medicine also thinks like that. Some of them were cataloged with Paranoid Personality Disorder, Schizoid Personality Disorder or Schizotypal Personality Disorder.
Entertainment purposes.
Bill Gates