Autism Spectrum Disorder (ASD) is estimated to affect 1 in 100 people.

ASD is characterised by impairments in:

  • Reciprocal Social Interaction
  • Social Communication
  • Social imagination and Social Understanding
  • and Stereotyped behaviour, restricted interests or marked resistance to context changes are a common picture.
  • Unusual sensitivity to sensory stimuli is
  • common.
  • Co-morbidity and dual diagnosis are often
  • seen in people with autism.

Diagnostic Guidelines

Gold standard diagnostic practice for Autism Spectrum Disorder


Scottish Intercollegiate Guidelines Network

http://www.sign.ac.uk/pdf/sign98.pdf


National Institute for Health & Care Excellence

http://www.nice.org.uk/nicemedia/live/13572/56428/56428.pdf

http://www.nice.org.uk/nicemedia/live/13774/59685/59685.pdf


Please contact on:

01561 320885

or complete the contact form

Services We Provide

John Forrester provides a range of services to people and families affected by ASD, and to professionals and departments working in this area. Although based in North Scotland (Aberdeenshire), services and support are regularly provided to people and departments across the United Kingdom.

Current services include training, consultancy, assessments, criminal justice work (expert report) and support.


If you would like a confidential chat or information about any of these services, please email info@autismconsultantsscotland.co.uk or phone 01561 320885.

Who we work with


  • Individuals
  • NHS & local authorities
  • Criminal Justice Departments
  • Employers
  • Voluntary sector
  • Families & carers
autism consultant scotland