The rates of problem behavior maintained by different reinforcers were evaluated across 3 preference assessment formats (i.e., paired stimulus, multiple-stimulus without replacement, and free operant). The experimenter administered each assessment format 5 times in a random order for 7 children with developmental disabilities whose problem…

To date, only a limited number of studies have focused on functional assessment with typically developing populations. The most commonly reported method of functional assessment with this population seems to be descriptive assessment; however, the methods used in the descriptive assessment often are unclear. This is unfortunate as researchers and…

Responding to disruptive or troubled pupils with emotional and behavioural difficulties (EBD) remains a highly topical issue. The challenges these children present relate to wider issues of continuing political concern: the perceived declining discipline in schools; school and social exclusion; the limits to inclusion for children with special…