Thesiss

Token systems are a commonly used treatment procedure to increase levels of a desired behavior (e.g., compliance) or decrease levels of an unwanted behavior (e.g., aggression) for a variety of different responses (Hackenberg, 2009). Token systems have been used with a variety of…

Noncontingent reinforcement (NCR) is an antecedent manipulation used to decrease problem behaviors. NCR is often used as an intervention for severe problem behaviors that are too dangerous to risk the possibility of extinction-induced side effects. During an NCR procedure, reinf…

The anterior cingulate cortex (ACC) has been shown to activate when situations are in conflict, when determining the relevance of stimuli, and error processing. Dopaminergic projections to the ACC are hypothesized to facilitate the integration of incoming stimuli with error sign…