Children with Rett syndrome manifest profound impairments in their ability to speak and use
their hands, and exhibit a very limited repertoire of abilities to express themselves, to be
neuropsychologically tested, and consequently to be understood. This study examined
nonverbal cognitive abilities and visual preferences by analyzing the pattern of visual
fixation in 49 girls with Rett syndrome, compared with a group of typical control subjects. The
girls with Rett syndrome demonstrated a tendency toward socially weighted stimuli/social …