Positive reinforcement (food) presented both regularly and variably was effectively used to reduce self-stimulatory behavior in a 12-year-old profoundly retarded visually impaired male over a 2-month period. The improved behavior was maintained after the summer break and into the new school year. (DB)

An orientation and mobility (O&M) instructor presents a case study of a blind 14 year old with mild cognitive deficits and emotional and behavioral problems. The case study demonstrates the importance of individualizing the O&M curriculum, including changing the usual sequence of instruction. (DB)