When positive reinforcement was presented via teacher verbalizations in a noncontingent fixed-time schedule, two autistic children (six and nine years old) increased their percentage of correct responding on difficult and easy tasks. (Author/CL)

This study assessed the efficacy of using obsessions as reinforcers contingent upon nonoccurrence of inappropriate behaviors in four children (ages five and six) with autism. The most effective treatment was providing the obsession plus mild reductive procedures (such as time out). Use of obsessions alone and use of food reinforcers with mild…

Children with autism exhibit significant deficits in imitation skills which impede the acquisition of more complex behaviors and socialization, and are thus an important focus of early intervention programs for children with autism. This study used a multiple-baseline design across five young children with autism to assess the benefit of a…