This paper summarizes the case histories of four young children with concurrent autistic disorder and Williams syndrome. Williams syndrome comprises a peculiar facial appearance, learning disorder, and often hypercalcemia, mild microcephaly, large blood vessel stenosis, and a specific behavioral phenotype. Literature on Williams syndrome is…

A new approach to behavioral control with individuals having both visual impairments and multiple disabilities stresses the use of positive intervention strategies, bases treatment on functional assessments of challenging responses, and emphasizes broad changes in the lifestyles of individuals. Case examples illustrate applications. (Author/DB)

The authors describe personal experiences with Usher's Syndrome, a condition involving visual impairment (due to Retinitis Pigmentosa) and deafness. Prevalence and onset of Usher's Syndrome are described along with characteristics of two different types. Problems connected with diagnosis are reviewed, including genetic aspects and the progressive…