Rett syndrome is a neuro-developmental disorder that almost exclusively affects females. In addition to neuro-developmental regression and loss of hand skills, apraxia, deceleration of head growth, and increasing spasticity and scoliosis, a number of behavioural features are also seen, including stereotypic hand movements, hyperventilation and…

Administered caffeine to males (N=39) who were provoked or not provoked by a partner. Provoked participants attributed their feelings to both the drug and their partner's behavior. Angered subjects were more aversive when thinking they had taken caffeine but reduced their aggression when told the drug was a placebo. (Author/JAC)

Characteristics of the situation in which a fear-arousing communication is received affect the effectiveness of the communication. The influence of situational factors affecting a recipient's interpretation of the arousal induced by communication were investigated with smokers (N=37) who were exposed to a fear-arousing anti-smoking movie. Prior to…

The current investigation was designed to examine the provision of cognitive stimulation to preschool-aged children from high-risk families. Participants were drawn from the Concordia Longitudinal Risk Project, a prospective, longitudinal investigation of individuals recruited in 1976-77 from lower SES neighbourhoods who were rated by childhood…