The study evaluated a commonly used component of brief time-out, in which release from time-out is delayed contingent on the occurrence of the disruption. Data were collected for one normal and two mentally retarded children on time-out producing behaviors and delay-producing behaviors during time-out. (Author/CL)

This article reviews the development of functional analysis in understanding behavior problems like self-injury and aggression and, more recently, school-based problems. Seen as particularly promising is current work on the analysis of setting events and analysis of dependent variables by considering the effects of intervention on response…