Reports of 36 studies using the constant time delay procedure with discrete behaviors of special needs students were analyzed. Results are described in terms of demographic variables (e.g., type of subjects, settings, behaviors, instructors, and instructional arrangements), the procedural parameters of the strategy, strategy effectiveness, and…

A research review on the use of Snoezelen (multisensory training) with people with mental retardation demonstrates a wide range of positive outcomes, though there is little evidence of generalization even to the immediate post-Snoezelen environment. The issue of staff attitudes and the place of Snoezelen in facilitating positive interactions is…