In recent years in the face of still growing number of diagnosis of pervasive developmental disorders there has been an increase in number of research in the functioning of family of children with autism or Asperger's Syndrome Studies concerning families of children with autism have been predominantly occupied with the stress-coping strategies and also with the therapeutic effect of interaction between disabled children and the rest of the family New, studies with families of children with Asperger's Syndrome, apart from the coping styles of parents and the received support, are also examining the properties of the system of these families, like cohesion, adaptability, organisation, control, expressiveness or conflict Such a perspective enables researchers to describe the circularity of Influences in these families, on the other hand, however, some methodological deficiencies of this research, as well as the lack of longitudinal studies prevent researchers from creating a comprehensive picture of functioning of the families