Amber Heard struggled to listen to one of Johnny Depp's witnesses tell the court she believed the actress had "borderline personality disorder." On Tuesday, Depp's attorney called to the stand forensic psychologist, Dr. Shannon Curry. Article continues below advertisementCurry is a couple's therapist who has extensive experience in the fields of post-traumatic stress disorder. She was brought into the case by the Hollywood actor who is using her as an expert witness. Curry was hired to review the case documents including medical records and psychological treatment notes from Heard's sessions.