1. One Model of the Autistic Spectrum
The pervasive developmental disorders (PDD), refers to a group of five disorders characterized by delays in the development of multiple basic functions including socialization and communication. The typical age of onset is before 3 years of age. The symptoms of PDD may include difficulty in social interaction, difficulty in relating to people and events, difficulty in adjusting to the new environment, repetitive body movements or compulsive behavior. Out of the other PDD Autism is the best studied disorder.

2. Relationship between Pervasive Developmental Disorders (PDDs) & Autistic Spectrum Disorders (ASDs)
~ (Artist : Tana Lyons)
The pervasive developmental disorders (PDD), refers to a group of five disorders characterized by delays in the development of multiple basic functions including socialization and communication. The typical age of onset is before 3 years of age. The symptoms of PDD may include difficulty in social interaction, difficulty in relating to people and events, difficulty in adjusting to the new environment, repetitive body movements or compulsive behavior. Out of the other PDD Autism is the best studied disorder.

3. Relationship between Autism, Asperger’s Sydrome (AS) , & Pervasive Developmental Disorders (PDDs)
PDD doesn't affect the normal expectancy of life and is not fatal.
If you were to identify Einstein purely in academic criteria he would be overlooked In our school we would definitely include creativity ger if used a sole source of data

4. Co-morbid Condition Example - Autistic Spectrum Disorder PLUS one or more other conditions

5. Co-morbid Condition Example - Autistic Spectrum Disorder PLUS one or more other conditions

6. + Developmental Dyspraxia
Student X : Pervasive Development Disorder PLUS Developmental Dyspraxia
Developmental Dyspraxia +

7. Student X : ASD & Developmental Dyspraxia