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Positive behaviour support (PBS)

Last quality assured: 20/03/2026
4-minute read

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Please check: https://rcnlearn.rcn.org.uk for a more up-to-date version of this content.

Last reviewed: 20/03/2026

Positive behaviour support (PBS)

A woman and a child in a wheelchair

Some people with learning disabilities may display behaviours that are difficult to interpret or manage.

These behaviours may:

  • challenge us because we may not understand what the person is trying to communicate
  • cause harm to themselves, others, or their environment
  • limit a person’s independence and overall quality of life.

What Is PBS?

Positive Behaviour Support (PDF) is a framework used to support people with challenging behaviours. It focuses on understanding the reasons behind behaviours and helping individuals develop alternative ways to communicate their needs.

PBS has been adopted and adapted across all four nations of the UK and is recognised as a best-practice approach in supporting people with learning disabilities.

Core principles of PBS

At the heart of PBS is a person-centred approach. Key principles include:

  • improving independence and quality of life
  • understanding what is important to the person
  • avoiding aversive interventions or punishment-based strategies
  • supporting the development of meaningful skills.

Functional Behaviour Assessment (FBA)

Some behaviours have clear meanings, while others require detailed analysis. This is where an FBA comes in.

FBA (PDF) is a structured process carried out by a trained health professional to identify the purpose or "function" of a behaviour. It helps determine what the person is trying to communicate or achieve through their actions.

Developing a PBS Plan

Once the function of the behaviour is understood, a PBS plan can be developed collaboratively with the person and their support network. The plan aims to:

  • build new skills
  • reduce the need for challenging behaviours
  • avoid triggers or situations that may lead to distress.

Multi-elemental interventions

PBS plans are multi-elemental, meaning they take a holistic view of the person’s life. This includes:

  • environmental adjustments
  • skill-building activities
  • communication support
  • emotional and behavioural strategies.

These interventions are tailored to the individual and designed to promote long-term wellbeing and independence.

The PBS Model

Further information

Positive Behaviour Support (PBS)

UK-wide

England

Guidance and policy

General health

Scotland

Health checks

Observatory and assembly

Gender-based violence

Restraint reduction

Mental health and autism

Fetal Alcohol Spectrum Disorder (FASD)

Screening

Wales

Positive Behaviour Support (PBS)

Education and Frameworks

Northern Ireland

General resources

Resource lead

Contact details for the resource lead(s):

J

Jonathan

Beebee

Learning Disability Nursing Forum

We champion the health and social care needs of adults and children with a learning disability or autism. This forum is for members from all nursing backgrounds, including our non-registered workforce.
Learning Disability Nursing Forum
Last quality assured: 20/03/2026
4-minute read
Last updated date 08/05/2026