This paper presents a pilot study designed to suggest an experiential interpretation of the development of extreme activity levels in infants (specifically, hyperactivity) and to demonstrate that general activity in infants may be influenced by the reinforcement contingencies established by mothers. Subjects were three 13-week-old infants. Operant…

Twenty hyperactive 6- to 9-year-old children of normal intelligence were studied in a half-day laboratory classroom in a double-blind condition in which half the Ss were placed on Ritalin and half on placebo. (Author/CL)

Examined with five preschool male children (1 year, 11 months to 2 years, 6 months old) was the effectiveness of a behaviorally oriented treatment program to reduce hyperactivity. Ss were enrolled in a behavior modification class which met for 2 hours per day, 3 days per week, and parents were enrolled in a parent training program. Among findings…

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