We used a multiple baseline design across participants to determine if teacher greetings would reduce the latency to task engagement. Three participants were identified by their respective teachers as having difficulty initiating task-appropriate engagement at the beginning of class. Latency was measured from teacher greeting until the participant…

Brief multiple-stimulus-without-replacement (MSWO) preference assessments were conducted with 3 adolescent boys with emotional-behavioral disorders in the context of their public school educational program. The reinforcing effects of stimuli identified as high, medium, and low preference were then evaluated using an alternating treatments design…