Personality disorders are increasingly recognised as major mental health issues.

Use this site to find out more about the different personality disorders, including borderline, antisocial and dangerous and severe, and what the diagnosis means. Also keep up with the latest news about what is happening in the world of personality disorder and how you can get involved.

Other informative sites include:

The NHS personality disorder page

The British and Irish Group for the Study of Personality Disorder is the research body for personality disorder research in the UK and Ireland.


Emergence is a service user (patient) led organisation, previously known as Borderline UK. It is a useful place to start if you think you might have a personality disorder.

For help in a crisis, visit the Emergence page detailing resources available here. Please note that it is with great sadness that the Board of Emergence Plus CIC regrets to announce that Emergence is being placed into liquidation following a reduction in funding. Their support services are no longer available, however information is still accessible on their website.

The Royal College of Psychiatrist’s website resource on personality disorder.

For information for carers, see our carers page here.

This site commissioned by Personality Disorder development team, UK Department of Health.