Analysis of the reinforcement and extinction components of differential reinforcement of other behavior (DRO) of three women with developmental disabilities and self-injurious behavior (SIB) found that DRO was only effective in combination with the relevant extinction component (withholding of attention for SIB). (Author/DB)

Questionnaires documenting self-injurious behavior (SIB) among 113 elementary students were returned by 21 London schools. Cluster analysis found patterns of behavior associated with each other, indicating that SIB may not be a homogeneous condition but may comprise a number of distinct syndromes depending on sex, age, mobility, communication…

A reevaluation of data from Berkman and Meyer (1988), a study supporting the effectiveness of positive-oriented programing approaches with persons with mental retardation, suggests that medication, especially the introduction of Thorazine (with subsequent increases of dosage), may have been related to reductions in the client's self-injurious…

This response to a critique (EC 605 541) of the authors' case study, supporting the effectiveness of positive-oriented programing approaches with persons with mental retardation, offers follow-up information on the individual involved, including his complete medication history, and defends the view that the self-determination supported by their…