A multielement design was used to compare the effects of three treatments on the happiness of 3 individuals with profound multiple disabilities. The conditions were typical programming using materials selected by staff, presentation of preferred materials plus social interaction, and social interaction alone with no materials present. Both the…

The relationship between compliance with "do" and "don't" requests was examined with six developmentaly disabled children with severe behavior disorders. Generalized compliance occurred only with requests of the same types as the target exemplar ("do" or "don't"). (Author/SEW)

A young adult with multiple disabilities (profound mental retardation, spastic quadriplegia, and visual impairment) was provided with a voice output communication aid (VOCA) which allowed communication through synthesized speech. Both educational and residential staff members interacted with the individual more frequently when she had access to…