He had age typical gross and fine motor skills and used gestures to communicate. Gavin could produce word approximations with prompting. Gavin had limited self-help skills and needed help with all aspects of daily living. Gavin had a history of severe problem behavior including fecal smearing. His primary target behavior for the purposes of this analysis was self-injury that occurred several times per day and included hitting his chin and head and biting and pinching himself.