Background: Challenging and disruptive behaviour is commonly reported among children placed in the out-of-home care sector. Little is known about how stakeholders in this sector understand or manage challenging behaviour. Method: Ninety-two stakeholders in the South Australian out-of-home care sector were interviewed about their approach to…

Behavioral momentum theory provides a quantitative account of how reinforcers experienced within a discriminative stimulus context govern the persistence of behavior that occurs in that context. The theory suggests that all reinforcers obtained in the presence of a discriminative stimulus increase resistance to change, regardless of whether those…

This essay asserts that clinical conceptualizations of emotion that stress its disruptive influences and functional models of emotion that emphasize its adaptive aspects can be integrated into a developmental psychopathology framework. Under certain conditions, emotion regulation may develop dysregulatory aspects that can become a characteristic…