This article reviews literature on the responses of direct care staff to challenging behaviors of individuals with mental retardation. The paper constructs a behavior analytic description of the functions of care staff behavior in relation to their clients' challenging behaviors, draws a distinction between contingency-shaped and rule-governed…

The behavior of the infant with prenatal drug exposure (PDE) is different from a nonexposed infant, and it is a difference that changes the rules of interaction for the caregiver. Infants exposed to opiates such as heroin or methadone demonstrate very specific signs of neurobehavioral dysfunction as they go through classic withdrawal symptoms.…